Topics: Modal Verbs & Perfect Infinitive
. They _______ (go) to bed early because they look very tired today.
A. can’t have gone
B. must have gone
C. should have gone
D. might have gone
Select your answer:

Random Topics:
Tenses and Verb FormsSubordinate ConjunctionsFuture Tense Verba, an, the, zero articleSimple Past ContinuosSuffixes and TensesNoun ClausesPerfect TensesSimple Present and Present ContinuosQuantifiers and AdjectivesOther quiz:
Grammar › ViewHuachen and Ashton have decided to __________ the school carnival.
A. attend
B. attends
C. attended
D. attending
Grammar › View
I have only _______ money with me.
A. Two or three
B. A little
C. A few
D. A
E. Many
