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-Who is the girl standing over there? -Well, if you know, her name is Mabel. A.m

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-Who is the girl standing over there? -Well, if you know, her name is Mabel. A.m

—Who is the girl standing over there?

—Well, if you _____________ know, hername is Mabel.

A.may  B.can

C.must D.shall

 

试题答案

答案:C

解析:

该题考查情态动词must的用法。must可以用来表示与说话人愿望相反及不耐烦地情况,意思是“偏要”。