题目内容
【题目】Last week I met my old friend Li Ming by accident but I forgot _______ him for his telephone number.
A.ask
B.asking
C.asks
D.to ask
【答案】D
【解析】句意:上周我偶然遇见我的老朋友李明,但是忘记向他要他的电话号码。forget后可跟不定式或v. -ing的形式,forget to do sth. “忘记去做某事”,forget doing sth. “忘记做过某事”。所以答案是D
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