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
I assure you that the matter（）as quickly as possible. Have a little patience.

A．has been attended to
B．will be attended to
C．is attended to
D．has attended to
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