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If a computer crashes, you will lose the file you on unless you save it regularl

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If a computer crashes, you will lose the file you on unless you save it regularl

If a computer crashes, you will lose the file you ________ on unless you save it regularly．

[]

A．are working

B．work

C．worked

D．will work

试题答案

答案：A

标签：losewillfilethecomputer

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