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【简答题】
外部设备按用途可分为输入设备、输出设备和______设备。
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皮皮学刷刷变学霸
举一反三
【单选题】Seeing the road ________ with snow, they had to stay at home, watching TV and drinking coffee.
A.
blocking
B.
blocked
C.
to block
D.
to be blocked
【单选题】Seeing the car trapped in the snow drift, the driver didn’t know ______ it.
A.
how to do
B.
what to do
C.
how to deal with
D.
how to do with
【简答题】Seeing the road__________with snow,we had to spend the holiday at home,watching TV. A．blocking B．to block C．blocked D．to be blocked
【单选题】Seeing the road _________ with snow and cyclists falling down here and there, we decided to walk to our office.
A.
to block
B.
blocking
C.
blocked
D.
to be blocked
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