Half of the apples ___ red.
A. are
B. is
C. was
D. being
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A number ofancient buildings __ destroyed in the war.
A. is
B. are
The number of the visitors __ decreased this year.
A. has
B. have
My family __ very poor when I was a little girl.
A. was
B. were
My family __ all looking forward to your coming.
A. is
B. are