[ Grammar ]
This is impossible, it________be a mistake!
A. must
B. can
C. might
D. have to

Random Topics:
Tenses and Time MarkersCountable QuantifiersProverbsClauses and ConjunctionArticles & Compound NounsConditional SentencesNoun, Verb, AdjectiveComparative and Superlative AdjectivesAction VerbPresent, Past, Present Perfect and ComparativeOther quiz:
Perfect Modals › ViewIn the end, we ________ (4) enjoyed the movie, and it was a great night, despite the ticket issue!
A. could have
B. should have
C. would have
D. might have
Tag Questions › View
She’s American, ________?
A. isn’t she
B. hasn’t she
C. is she
D. has she
E. doesn’t she
Grammar › ViewMy toys are _____ the basket.
A. in
B. on
C. under
Mixed Tenses › View
By the time I came here all the better jobs _______ taken.
A. have been
B. were
C. had been
