Topics: Perfect Modals
They ________ gone to the concert if they had known about it earlier.
A. must have
B. could have
C. should have
D. might have
Select your answer:

Random Topics:
Grammar of Future Planswill, be going to, would like toAdverbial Clauses of Reason / CausePast and Past ContinuousBe used to vs used toPast Perfect or Past Perfect ContinuousAdjectives Ed and IngTenses and ArticlesPrepositions after VerbsConjunctions and Verb TensesOther quiz:
Modals › ViewYou look relaxed. You ____ a wonderful holiday.
A. must have had
B. might have had
C. can’t have had
D. should have had
Grammar › View
Did you use to play with dolls?
A. Yes, I am.
B. Yes, I did.
C. Yes, I do.
D. Yes, I used.
