单项选择题

There is no reason why you should tell them ______ that you are going.

A．for advance
B．in advance
C．on advance
D．of advancing
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单项选择题
No one doubts ______ it is true or not.
A．whether
B．if
C．that
D．what
单项选择题
She asked me how long ______ to build the church.
A．it was taken
B．did it take
C．it had taken
D．does it take
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