单项选择题

The two old women ______ each other since 1980.

A．didn't seen
B．don't see
C．haven't seen
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单项选择题
The next day Tom was dry when he came home because he didn't want to play in the water any more.
A．Right.
B．Wrong.
C．Doesn't say.
单项选择题
Please ______ before you cross the road.
A．look up
B．look around
C．look at
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