单项选择题

A．was never
B．were never
C．have never been
D．has never been
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单项选择题
A．thatB．whichC．whatD．of which
A．that
B．which
C．what
D．of which
单项选择题
A．patch up withB．catch up withC．make up withD．close up
A．patch up with
B．catch up with
C．make up with
D．close up
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