题目内容
5. My grandfather doesn'l know how to operate this new ma-rhine.
A. win B.use C.lock D. float
5 B operate意为"操作;使用",和use同义。
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题目内容
5. My grandfather doesn'l know how to operate this new ma-rhine.
A. win B.use C.lock D. float
5 B operate意为"操作;使用",和use同义。