The factory ________ last year, and that one was built many years ago.
A. was built
B. build
C. built
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Look! ________ are my photos here.
A. That
B. These
C. Those
I saw _____ and _____ colleagues in the street.
A. her; her
B. she; her
C. her; she
D. she; he
_______ idea is it?It's Tom's idea.
A. Whose
B. Whom
C. Who
Mary writes a work report _______ a month.
A. one
B. two
C. three times