[ Present Tenses ]
Ann is very tired. She ____ tennis for three hours.
A. is playing
B. will play
C. plays
D. has been playing

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Modal Verbs › ViewWhat does ‘will’ suggest about the likelihood of an event in the sentence ‘It will probably rain tomorrow’?
A. Certainty
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Grammar › View
How ……………………….your vacation in Hue last month?
A. is
B. was
C. did
D. were
