单项选择题

The fifth generation computers, with artificial intelligence, and perfected now.

A．developed
B．have developed
C．are being developed
D．will have been developed
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单项选择题
Physics is the present day equivalent of ______ used to be called natural philosophy, from most of present day science arose.
A．which, what
B．that, which
C．what, which
D．what, that
单项选择题
Mother decided to go to the Supermarket as soon as she ______ .
A．finishes what she did
B．finished what she did
C．finished what she was doing
D．would finish what she was doing
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