Tom had finished his work________his mother came back.
A. after
B. before
C. while
D. then
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He told me________free, he would come to our party.
A. if was he
B. that if he was
C. whether he
D. that whether he was
It is five days________we came here.
A. when
B. before
C. as
D. since
Father will go shopping with me if he________time.
A. has
B. hasn’t
C. will have
D. won’t have
I am good at English________he does well in Japanese.
A. while
B. when
C. because
D. as
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