[ Must and Might Modals ]
Which modal verb expresses a strong certainty about the past?
A. Might have
B. Must have
C. Can have
D. Should have

Random Topics:
If/Unless - Conditional type 1Mixed GrammarPerfect ModalsAdjective Clause and Adverb ClauseModals for Ability, Possibility and PermissionModal VerbHave to/Has toTransitional WordsSubject and Verb AgreementComparisionOther quiz:
Grammar › View______ this your notebook?
Yes, it is.
A. Is
B. It’s
C. Are
D. Aren’t
Grammar › View
It’s 4 o’clock now and he ______ his homework.
A. does
B. is doing
Opinion / Agreement › ViewDona : . . . . . . .
Mike : I think it is nice and clean.
_____
A. what do you think of this match
B. what about this new apartment
C. how do you feel about the election
D. how about watching movie
Grammar › View
I____ (study) all day. I’m so tired. I haven’t finished yet.
A. have been studying
B. has been studying
C. is studying
D. am studying
