单项选择题

Many a teacher in our department ______ abroad.

A．have been
B．has been
C．have go
D．has go
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单项选择题
That book ______ color is blue belongs to me.
A．which
B．what
C．that
D．whose
单项选择题
Peter is very smart, polite and well-behaved, ______ he is admirable.
A．in short
B．in all
C．in general
D．in brief
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