单项选择题

I would appreciate it ______ you call back this afternoon for the doctor's appointment．

A．until
B．if
C．when
D．that
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单项选择题
The new secretary is supposed to report to the manager as soon as she ______.
A. will arrive
B. is going to arrive
C. arrives
D. is arriving
单项选择题
He told me ______.
A. that had happened
B. that had happened to him
C. what had been happened
D. what had happened to him
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