单项选择题

The laser represents a true marriage between science and technology, the men, who devised it were ______ engineers and physicists.

A．spontaneously
B．simultaneously
C．instantaneously
D．homogeneously
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单项选择题
I thought the meeting was going to be awful, but it didn't ______ too badly.
A．turn up
B．turn out
C．turn apart
D．turn down
单项选择题
To get my traveler's cheques I had to ______ such a special cheque to the bank for the total amount.
A．make for
B．make out
C．make up
D．make over
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