[ Tenses ]
If I ____ you were coming, I would have waited.
A. knew
B. have known
C. had known
D. know
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Grammar › ViewChoose the correct negative form: She is the tallest in the class. (negative)
A. She is the shortest in the class.
B. She is not the tallest in the class.
C. She is not the tallest student in the class.
D. She is not the tallest of the class.
Articles › View
He plays ___ piano every day.
A. a
B. an
C. the
D. X