need to do sth時(shí)need是實(shí)義動(dòng)詞
need do sth時(shí)need是情態(tài)動(dòng)詞
當(dāng)實(shí)義動(dòng)詞動(dòng)詞用時(shí)多用在肯定句中
當(dāng)情態(tài)動(dòng)詞用時(shí)多用在否定句和疑問句中
這里應(yīng)該選C
Mary ________ about her school work.
Mary ________ about her school work.
A.doesn't B.needs not worry C.needn't worry D.needn't to worry
A.doesn't B.needs not worry C.needn't worry D.needn't to worry
英語人氣：542 ℃時(shí)間：2020-05-04 09:10:39
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