单项选择题

We should be able to do the job for you quickly,______you give us all the necessary informarion.

A．as if
B．provided that
C．in case
D．so that
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The law requires that everyone______his car checked at least once a year.A) has B) hadC) have D ) must have
The law requires that everyone______his car checked at least once a year.A) has B) hadC) have D ) must have
单项选择题
Never say ______ behind a person's back that you couldn't say to his face.
A．everything
B．something
C．nothing
D．anything
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