[ Modal Verbs ]
They ___ be on vacation. I saw their house was locked up.
A. can
B. must
C. may
D. might
Select your answer:
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Grammar › ViewThe children ate __________ sandwiches.
A. some
B. much
Verb Tenses › View
We ________ to go to the beach every summer.
A. used in
B. use to
C. used for
D. used to