Grammar Quiz
[ Modal Verbs ]

I couldn’t find my keys this morning. I think I ………. left them at home.

A. may have

B. must have

C. could have

D. would have

Select your answer:
A  B  C  D  E 


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Degree of ComparisonFuture Perfect vs Future ContinuousIf Conditional Zero and OneMixed ConditionalsAdverbs, Infinitives, Definite ArticleAlthough / DespiteAdverb of ConcessionComplex Sentences with Adverb ClausesModal Verbs of Certainty and PossibilityNumbers

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A. heart

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We ______ a new exercise routine next week.

A. starts

B. started

C. starting

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A. fall, go

B. fell, gone

C. fell, was going

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I____________ juice at the store last night.
A. should have buy
B. should buy
C. should have bought
D. should buy

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