[ Past Modals ]
The virus _______ done us a lot of harm. Fortunately, it didn’t.
A. couldn’t have
B. should have
C. may have
D. could have

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Constrative ConjunctionVocabulary and DefinitionsVocabulary, Adjective & PrepositionSpeech TensesIf Conditional Zero and OnePreference & Future TenseFor vs SinceGrammar, Conditional Sentences, Vocabularyand, so, but, becauseFuture SimpleOther quiz:
Grammar › ViewA How many sweets do your children eat?
B _____.
A. A little
B. A few
C. Any
Prepositions › View
Is your birthday ___ June?
A. at
B. in
C. on
Grammar › ViewI am _________ about what life will be in the future
A. clueless
B. penniless
Future Tenses › View
I think the teacher _____ us more assignment today.
A. will give
B. is going to give
