Kate often spends three hours her homework． A．to do B．doing C．on doing D．——青夏教育精英家教网——

题目内容

Kate often spends three hours ________ her homework．

A．to do B．doing C．on doing D．in

试题答案

1、B

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Kate often spends three hours ________ her homework．

A．to do B．doing C．on doing D．in

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