[ Vocabulary & Grammar ]
You should stop ___ games and do something useful.
A. to playing
B. to play
C. playing
D. play

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Modals and Responsibilities › ViewYou ___ take breaks while studying.
A. must
B. need to
C. ought to
D. responsible for
Grammar › View
What _____ at 11.30 pm yesterday?
A. were you doing
B. do you did
The dog __________ its toy last night
A. eats
B. eat
C. ate
D. eaten
Grammar › View
This summer I ___________ travel to Spain with my friends.
A. am going to
B. will
