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It'snecessaryforthephubbers(低頭族)to   thetimetheyspendon...

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問題詳情:

It'snecessaryforthephubbers(低頭族)to   thetimetheyspendon...

It's necessary for the phubbers(低頭族)to   the time they spend on their smart phones.

 A. cut in  B. cut off    C. cut down   D. cut up

【回答】

C

知識點:動詞和動詞短語

題型:選擇題