-Must I finish my homework now ,mom?-No,you_____.A,must B.mustn't C.have to D.don't have to It is useless_____over the spilt milk .A.cry B.in crying C.to crying on D.crying 答的好重重有赏

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-Must I finish my homework now ,mom?-No,you_____.A,must B.mustn't C.have to D.don't have to It is useless_____over the spilt milk .A.cry B.in crying C.to crying on D.crying 答的好重重有赏
-Must I finish my homework now ,mom?
-No,you_____.
A,must B.mustn't C.have to D.don't have to
It is useless_____over the spilt milk .
A.cry B.in crying C.to crying on D.crying
答的好重重有赏

-Must I finish my homework now ,mom?-No,you_____.A,must B.mustn't C.have to D.don't have to It is useless_____over the spilt milk .A.cry B.in crying C.to crying on D.crying 答的好重重有赏
D.don't have to
must的回答一般是needn't = don't have to 的意思.mustn't是禁止的意思,不合题意.
D.crying
T丶Best丿Foo说的没错,it is useless doing/to do something.固定用法.
模式是 pro+be+adj+ving/to do

D，根据题意，应该在B和D之间选择，mustn't表示不可以（语气比较强烈），not have to 表示没必要。翻译：妈妈，我必须现在完成家庭作业吗？不，你没有必要现在就完成。
D，it is useless doing/to do something.

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