Finally,save your document before you ________ your computer.A.turn on B.turn up C.turn off D.turn down

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Finally,save your document before you ________ your computer.A.turn on B.turn up C.turn off D.turn down

Finally,save your document before you ________ your computer.A.turn on B.turn up C.turn off D.turn down
Finally,save your document before you ________ your computer.
A.turn on B.turn up C.turn off D.turn down

Finally,save your document before you ________ your computer.A.turn on B.turn up C.turn off D.turn down
答案C 词义辨析.turn on打开;turn up调高;turn off 关闭;.turn down调低.句意:最后,在关闭电脑前保存你的文件.所以选C. 查看原帖>>
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