Topics: Modal Verbs in First Conditional
You ______ sleep eight hours a night if you want to be fully alert.
A. may
B. must
C. can
D. might
Select your answer:
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Demonstrative Pronouns and Verb Tenses › ViewWe ____ dinner at 7 p.m. every day.
A. eat
B. eating
C. eats
D. are eating
Grammar › View
He … taking a bath when you knocked on the door.
A. is
B. was
C. were
D. has