单项选择题

The purpose of new technologies is to make life easier, （）it more difficult.

A．not to make
B．not make
C．not making
D．do not make

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单项选择题
The Olympic Games, （）in 776 B.C., did not include women players until 1912.

A．first playing
B．first played
C．to be first played
D．to be first playing
单项选择题
The most important question about the computer is（）it has done and will do to man.

A．which
B．that
C．what
D．when
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