[ Modal Verbs ]
I _______ forgotten to lock the door; I’ll go back and check.
A. shouldn’t have
B. must have
C. would have
D. should have
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IELTS GrammarRelative Clauses PronounsIn/On/At + TimeTOEFLAdverbial PhrasesVocabulary Spelling GrammarComparatives and SuperlativesPresent Tense (Negatives and Questions)Conjunctions, Interjections and Sentence TypeIntermediate PrepositionsOther quiz:
Independent and Dependent Clauses › ViewBecause I studied hard for my test.
A. Dependent Clause
B. Independent Clause
Grammar › View
Check the past tense verb(s) in the sentence.
People donated old books to the church.
_
A. people
B. old
C. donated
D. church
Grammar › ViewLily wants to go to a restaurant __________________.
A. A. to have dinner
B. B. to has dinner
C. C. having dinner
D. D. in have dinner
Grammar › View
It is always interesting ——- people in airports while you’re waiting for a flight
A. being observed
B. observe
C. to have observed
D. to observe