English — Error Detection
Q751–Q775 | Spot the grammatically incorrect part
Q751EasyCGL+CHSL
Find the error: (A) The committee / (B) have decided / (C) to postpone the meeting / (D) No error
AA
BB
CC
DD
Show Answer
✔ B — have decided
"Committee" is a collective noun treated as singular → "has decided" (not "have"). ❌ A,C,D: wrong.
Q752EasyCGL+CHSL
Find the error: (A) She is / (B) one of those students / (C) who works very hard / (D) No error
AA
BB
CC
DD
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✔ C — works → work
"One of those students who" — the relative clause verb agrees with plural antecedent "students" → "work" (not "works"). ❌ A,B,D: wrong.
Q753ModerateCGL+CHSL
Find the error: (A) Neither Ravi / (B) nor his brothers / (C) was present / (D) at the function
AA
BB
CC
DD
Show Answer
✔ C — was → were
With "neither…nor," verb agrees with the nearer subject ("brothers" — plural) → "were present." ❌ A,B,D: wrong.
Q754ModerateCGL+CHSL
Find the error: (A) He denied / (B) to have stolen / (C) the money / (D) from the safe
AA
BB
CC
DD
Show Answer
✔ B — to have stolen → having stolen
"Deny" takes a gerund, not infinitive → "denied having stolen." ❌ A,C,D: wrong.
Q755EasyCGL+CHSL
Find the error: (A) The news / (B) about the accident / (C) were shocking / (D) No error
AA
BB
CC
DD
Show Answer
✔ C — were → was
"News" is uncountable → always takes singular verb "was." ❌ A,B,D: wrong.
Q756DifficultCGL only
Find the error: (A) Scarcely had / (B) the match begun / (C) when it started / (D) to rain heavily
AA
BB
CC
DD
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✔ D — No error
"Scarcely…when" is the correct correlative conjunction. The sentence is grammatically correct. ❌ A,B,C: no error there.
Q757ModerateCGL+CHSL
Find the error: (A) It is I / (B) who is / (C) responsible for / (D) this mistake
AA
BB
CC
DD
Show Answer
✔ B — is → am
The relative clause "who" refers to "I" (1st person singular) → "It is I who am responsible." ❌ A,C,D: wrong.
Q758ModerateCGL+CHSL
Find the error: (A) The police / (B) has arrested / (C) the thief / (D) No error
AA
BB
CC
DD
Show Answer
✔ B — has → have
"Police" is a plural noun (always plural) → "have arrested." ❌ A,C,D: wrong.
Q759DifficultCGL only
Find the error: (A) Each of the boys / (B) in the two groups / (C) were asked to / (D) write an essay
AA
BB
CC
DD
Show Answer
✔ C — were → was
"Each" is singular, so the verb must be "was asked." The prepositional phrase "in the two groups" does not change the subject. ❌ A,B,D: wrong.
Q760ModerateCGL+CHSL
Find the error: (A) He is / (B) too weak / (C) to not walk / (D) without support
AA
BB
CC
DD
Show Answer
✔ C — to not walk → to walk
"Too…to" construction is negative in meaning. "Too weak to walk" = He cannot walk. Adding "not" creates double negation. ❌ A,B,D: wrong.
Q761EasyCGL+CHSL
Find the error: (A) One must / (B) do his duty / (C) honestly / (D) No error
AA
BB
CC
DD
Show Answer
✔ B — his → one's
When the subject is "one," the pronoun should be "one's" not "his." → "One must do one's duty." ❌ A,C,D: wrong.
Q762DifficultCGL only
Find the error: (A) The rich / (B) is not always / (C) happy / (D) No error
AA
BB
CC
DD
Show Answer
✔ B — is → are
"The rich" refers to a class of people (plural) → "are not always happy." ❌ A,C,D: wrong.
Q763ModerateCGL+CHSL
Find the error: (A) Seema along with / (B) her friends / (C) were going to / (D) the market
AA
BB
CC
DD
Show Answer
✔ C — were → was
"Along with" is not a conjunction; main subject is "Seema" (singular) → "was going." ❌ A,B,D: wrong.
Q764EasyCGL+CHSL
Find the error: (A) I have / (B) been living here / (C) since three years / (D) No error
AA
BB
CC
DD
Show Answer
✔ C — since → for
"Since" is used with a point of time; "for" is used with a period of time → "for three years." ❌ A,B,D: wrong.
Q765ModerateCGL+CHSL
Find the error: (A) He told / (B) me that he / (C) will come / (D) the next day
AA
BB
CC
DD
Show Answer
✔ C — will → would
In reported speech, when main verb is past ("told"), future "will" becomes "would." ❌ A,B,D: wrong.
Q766DifficultCGL only
Find the error: (A) The furniture / (B) in the offices / (C) need to / (D) be replaced
AA
BB
CC
DD
Show Answer
✔ C — need → needs
"Furniture" is an uncountable noun (singular) → "needs to be replaced." ❌ A,B,D: wrong.
Q767ModerateCGL+CHSL
Find the error: (A) She would have / (B) helped you / (C) if you would have asked / (D) her politely
AA
BB
CC
DD
Show Answer
✔ C — would have asked → had asked
In a Type 3 conditional, the "if" clause takes past perfect ("had asked"), not "would have." ❌ A,B,D: wrong.
Q768EasyCGL+CHSL
Find the error: (A) Unless you / (B) do not work / (C) hard, you / (D) will not succeed
AA
BB
CC
DD
Show Answer
✔ B — do not → (delete "not")
"Unless" already has negative meaning → "Unless you work hard…" Adding "not" creates double negation. ❌ A,C,D: wrong.
Q769DifficultCGL only
Find the error: (A) Owing to his / (B) courage and / (C) presence of mind, / (D) the accident was averted by him
AA
BB
CC
DD
Show Answer
✔ D — the accident was averted by him → he averted the accident
A participial phrase at the start ("Owing to his courage…") must logically refer to the subject of the main clause. A passive construction makes "accident" the subject, causing a dangling modifier. ❌ A,B,C: wrong.
Q770ModerateCGL+CHSL
Find the error: (A) I prefer / (B) coffee / (C) over tea / (D) No error
AA
BB
CC
DD
Show Answer
✔ C — over → to
"Prefer" takes "to" (not "over") in formal grammar → "prefer coffee to tea." ❌ A,B,D: wrong.
Q771ModerateCGL+CHSL
Find the error: (A) Ram and Shyam / (B) each have / (C) their own book / (D) No error
AA
BB
CC
DD
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✔ D — No error
When "each" follows plural subject, the verb takes plural form ("have") and pronoun is plural ("their"). Sentence is correct. ❌ A,B,C: no error there.
Q772AdvancedCGL only
Find the error: (A) Hardly had / (B) the ceremony / (C) started than / (D) it began to rain
AA
BB
CC
DD
Show Answer
✔ C — than → when
"Hardly…when" is correct; "No sooner…than" is correct. Mixing both ("hardly…than") is wrong. ❌ A,B,D: wrong.
Q773ModerateCGL+CHSL
Find the error: (A) The teacher / (B) as well as the students / (C) were enjoying / (D) the tour
AA
BB
CC
DD
Show Answer
✔ C — were → was
"As well as" is not a conjunction; main subject "teacher" (singular) → "was enjoying." ❌ A,B,D: wrong.
Q774DifficultCGL only
Find the error: (A) He looked / (B) forward to / (C) meet his / (D) childhood friend
AA
BB
CC
DD
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✔ C — meet → meeting
"Look forward to" → "to" is a preposition here (not infinitive marker), so it takes a gerund → "meeting his childhood friend." ❌ A,B,D: wrong.
Q775EasyCGL+CHSL
Find the error: (A) Mohan is / (B) more clever / (C) than any other / (D) student in the class
AA
BB
CC
DD
Show Answer
✔ B — more clever → cleverer
One-syllable adjectives and "clever" (two syllables ending -er) form comparatives with "-er" not "more." → "cleverer." ❌ A,C,D: wrong.
English — Sentence Improvement
Q776–Q790 | Choose the best replacement for the underlined part
Q776EasyCGL+CHSL
He insisted to go there immediately.
A) insisted on going B) insisted for going C) insisted to going D) No improvement
A) insisted on going B) insisted for going C) insisted to going D) No improvement
Ainsisted on going
Binsisted for going
Cinsisted to going
DNo improvement
Show Answer
✔ A — insisted on going
"Insist" takes the preposition "on" followed by a gerund. ❌ B,C,D: wrong.
Q777ModerateCGL+CHSL
The audience were asked to remain seated.
A) have been asked B) was asked C) are asked D) No improvement
A) have been asked B) was asked C) are asked D) No improvement
Ahave been asked
Bwas asked
Care asked
DNo improvement
Show Answer
✔ D — No improvement
"Audience" can be used with plural verb in British English ("were asked") especially when viewed as a group of individuals. Sentence is acceptable. ❌ A,B,C: wrong.
Q778ModerateCGL+CHSL
I am used to work long hours.
A) working B) have worked C) worked D) No improvement
A) working B) have worked C) worked D) No improvement
Aworking
Bhave worked
Cworked
DNo improvement
Show Answer
✔ A — working
"Be used to" takes a gerund (noun form) → "I am used to working." ❌ B,C,D: wrong.
Q779EasyCGL+CHSL
The thief ran fastly when he saw the police.
A) ran fast B) runned fast C) ran fastly D) No improvement
A) ran fast B) runned fast C) ran fastly D) No improvement
Aran fast
Brunned fast
Cran fastly
DNo improvement
Show Answer
✔ A — ran fast
"Fast" itself is an adverb; "fastly" is not a standard English word. ❌ B,C,D: wrong.
Q780DifficultCGL only
Had I known about it, I would have come to the meeting.
A) I will come B) I would come C) I should have come D) No improvement
A) I will come B) I would come C) I should have come D) No improvement
AI will come
BI would come
CI should have come
DNo improvement
Show Answer
✔ D — No improvement
"Had I known…I would have come" is a correct Type 3 conditional with inverted "had." ❌ A,B,C: wrong.
Q781ModerateCGL+CHSL
No sooner did he enter the room than the lights went off.
A) when B) then C) but D) No improvement
A) when B) then C) but D) No improvement
Awhen
Bthen
Cbut
DNo improvement
Show Answer
✔ D — No improvement
"No sooner…than" is the correct fixed pair. ❌ A,B,C: wrong.
Q782ModerateCGL+CHSL
She is much superior than her peers.
A) much superior to B) more superior to C) more superior than D) No improvement
A) much superior to B) more superior to C) more superior than D) No improvement
Amuch superior to
Bmore superior to
Cmore superior than
DNo improvement
Show Answer
✔ A — much superior to
"Superior" is a Latin comparative; it takes "to" not "than." Also "more superior" is redundant. ❌ B,C,D: wrong.
Q783DifficultCGL only
Despite of working hard, he could not pass the examination.
A) Despite working hard B) Despite of hard work C) Inspite his hard work D) No improvement
A) Despite working hard B) Despite of hard work C) Inspite his hard work D) No improvement
ADespite working hard
BDespite of hard work
CInspite his hard work
DNo improvement
Show Answer
✔ A — Despite working hard
"Despite" does NOT take "of" → "Despite working hard." ("In spite of" takes "of" but "despite" does not.) ❌ B,C,D: wrong.
Q784ModerateCGL+CHSL
The old man walked slow and careful.
A) slowly and carefully B) slow and carefully C) slowly and careful D) No improvement
A) slowly and carefully B) slow and carefully C) slowly and careful D) No improvement
Aslowly and carefully
Bslow and carefully
Cslowly and careful
DNo improvement
Show Answer
✔ A — slowly and carefully
Both words modify the verb "walked" and need adverb form (-ly). ❌ B,C,D: wrong.
Q785EasyCGL+CHSL
I have seen the film last night.
A) saw B) was seeing C) see D) No improvement
A) saw B) was seeing C) see D) No improvement
Asaw
Bwas seeing
Csee
DNo improvement
Show Answer
✔ A — saw
"Last night" is a definite past time → simple past "saw" (not present perfect "have seen"). ❌ B,C,D: wrong.
Q786ModerateCGL+CHSL
He is the more intelligent of the three brothers.
A) most intelligent B) more intelligently C) much more intelligent D) No improvement
A) most intelligent B) more intelligently C) much more intelligent D) No improvement
Amost intelligent
Bmore intelligently
Cmuch more intelligent
DNo improvement
Show Answer
✔ A — most intelligent
When comparing more than two, use superlative → "most intelligent of the three." ❌ B,C,D: wrong.
Q787DifficultCGL only
The report will be submitted till Friday.
A) by B) upto C) before to D) No improvement
A) by B) upto C) before to D) No improvement
Aby
Bupto
Cbefore to
DNo improvement
Show Answer
✔ A — by
"Till/until" suggests a continuous action up to a point; "by" implies a deadline (submitted at or before Friday). For deadlines, "by" is correct. ❌ B,C,D: wrong.
Q788ModerateCGL+CHSL
She sings good.
A) well B) better C) nicely good D) No improvement
A) well B) better C) nicely good D) No improvement
Awell
Bbetter
Cnicely good
DNo improvement
Show Answer
✔ A — well
"Sings" is a verb; it needs an adverb → "well" (adverb of "good"). ❌ B,C,D: wrong.
Q789ModerateCGL+CHSL
He seldom or ever goes to the market.
A) seldom or never B) seldom if ever C) seldom and ever D) No improvement
A) seldom or never B) seldom if ever C) seldom and ever D) No improvement
Aseldom or never
Bseldom if ever
Cseldom and ever
DNo improvement
Show Answer
✔ B — seldom if ever
"Seldom or ever" is idiomatic but non-standard. "Seldom if ever" = almost never (standard idiomatic phrase). ❌ A,C,D: wrong.
Q790EasyCGL+CHSL
He congratulated me for my success.
A) on my B) with my C) about my D) No improvement
A) on my B) with my C) about my D) No improvement
Aon my
Bwith my
Cabout my
DNo improvement
Show Answer
✔ A — on my
"Congratulate" takes the preposition "on" → "congratulated me on my success." ❌ B,C,D: wrong.
English — Active / Passive Voice
Q791–Q800 | Convert or identify voice correctly
Q791EasyCGL+CHSL
Active: "The teacher is explaining the lesson." Choose the correct passive:
AThe lesson is being explained by the teacher.
BThe lesson was being explained by the teacher.
CThe lesson has been explained by the teacher.
DThe lesson is explained by the teacher.
Show Answer
✔ A — The lesson is being explained by the teacher.
Present Continuous passive = is/are + being + past participle. ❌ B(was — past), C(has been — present perfect), D(is explained — simple present).
Q792ModerateCGL+CHSL
Passive: "He was laughed at by everyone." Choose the correct active:
AEveryone laughed at him.
BEveryone was laughing at him.
CEveryone has laughed at him.
DEveryone laughs at him.
Show Answer
✔ A — Everyone laughed at him.
Passive "was laughed" → simple past active. "Laugh at" is a phrasal verb; "him" is object. ❌ B,C,D: wrong tense.
Q793ModerateCGL+CHSL
Active: "She will have completed the project by Friday." Choose the correct passive:
AThe project will be completed by her by Friday.
BThe project will have been completed by her by Friday.
CThe project would be completed by her by Friday.
DThe project is to be completed by her by Friday.
Show Answer
✔ B — The project will have been completed by her by Friday.
Future Perfect passive = will have been + past participle. ❌ A,C,D: wrong tense structure.
Q794DifficultCGL only
Active: "Let the door be opened." The active voice of this is:
AOpen the door.
BThe door was opened.
COpen up the door.
DYou should open the door.
Show Answer
✔ A — Open the door.
"Let the door be opened" is the passive imperative. The active equivalent is the simple imperative "Open the door." ❌ B,C,D: wrong.
Q795ModerateCGL+CHSL
Active: "Someone has stolen my wallet." Passive:
AMy wallet is stolen.
BMy wallet was stolen by someone.
CMy wallet has been stolen.
DMy wallet had been stolen.
Show Answer
✔ C — My wallet has been stolen.
Present Perfect passive = has/have + been + past participle. "Someone" as agent is dropped (indefinite). ❌ A(simple present), B(simple past), D(past perfect): wrong.
Q796EasyCGL+CHSL
Passive: "The cake was eaten by the children." Identify the tense:
ASimple Present
BPresent Continuous
CSimple Past
DPast Continuous
Show Answer
✔ C — Simple Past
Structure "was + past participle" = Simple Past Passive. ❌ A,B,D: wrong.
Q797ModerateCGL+CHSL
Active: "We must finish this work today." Passive:
AThis work must be finished today by us.
BThis work must have been finished by us today.
CThis work should have been finished by us today.
DThis work was to be finished today.
Show Answer
✔ A — This work must be finished today by us.
Modal passive = modal + be + past participle → "must be finished." ❌ B(must have been — incorrect tense), C,D: wrong.
Q798DifficultCGL only
Active: "People say that honesty is the best policy." The best passive transformation is:
AHonesty is said to be the best policy.
BIt is said that honesty is the best policy.
CBoth A and B are correct.
DThe best policy is said to be honesty.
Show Answer
✔ C — Both A and B are correct.
Reporting verb passives allow two structures: (1) It is said that + clause; (2) Subject of embedded clause + is said to + infinitive. Both are grammatically correct. ❌ A,B alone: only partially correct; D: awkward.
Q799AdvancedCGL only
Active: "Who broke this window?" The correct passive is:
ABy whom was this window broken?
BWho was this window broken by?
CWhom was this window broken by?
DThis window was broken by whom?
Show Answer
✔ A — By whom was this window broken?
"Who" (subject in active) becomes "by whom" (preposition + object pronoun) in passive. Question form: "By whom + was + subject + past participle?" ❌ B("who" should be "whom"), C,D: unnatural word order.
Q800ModerateCGL+CHSL
Passive: "The match is being played by the children." Active:
AThe children played the match.
BThe children are playing the match.
CThe children have been playing the match.
DThe children will play the match.
Show Answer
✔ B — The children are playing the match.
"Is being played" = Present Continuous passive → active: "are playing" (Present Continuous). ❌ A(past), C(present perfect continuous), D(future): wrong.