单项选择题

（）we have finished the course, we shall start doing more revision work.

A.Fornow
B.Nowthat
C.Eversince
D.Bynow

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单项选择题
Since the new technology was introduced last month, we（）in speeding up production.

A. succeed
B. succeeded
C. have succeeded
D. will succeed
填空题
Who is Washington’s father His father is a ______.
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