Both my sister and my brother are ___.
A. policemen
B. policewomen
C. polices
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These boys want to be ____ in the future.
A. man doctors
B. men doctors
C. man’s doctors
This is ___ ticket. It’s not mine.
A. her
B. hers
C. her’s
I have two ___ and three sharp ___.
A. watches/knives
B. watches/knives
C. watchs/knifes
— What color are the cats?— I think ___ white and black.
A. they’re
B. them
C.it’s