单项选择题

As long as you’ve paid（）advance we won’t charge you（）delivery.

A.by：for
B.in；with
C.in；for
D.by；with

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单项选择题

I tried phoning her office，but I couldn’t （）.

A.get along
B.get on
C.get to
D.get through

单项选择题

She brought with her three friends, none of（）I had ever met before.

A.them
B.who
C.whom
D.these