You______phonehimifyouwantto,but

发布时间：2020-07-10 16:41:14

You ______ phone him if you want to, but you ______. He is sure to phone you.













A.may; mustn't












B.have to; needn't











C.can; doesn't need











D.can; needn't

网友回答

D解析can表示许可；needn't (＝don't have to) 意为“不必要”。
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