Question

【题目】________ your sister afraid of ________ out alone at night?

A.Is; goingB.Is; to goC.Does; goingD.Does; to go

Answer 1

【答案】A

【解析】

句意：你的姐姐晚上害怕一个人外出吗？
本题考查助动词和非谓语动词。going是现在分词或动名词；to go是动词不定式。be afraid of doing sth“害怕做某事”，第一空用助动词is，第二空用动名词going。故选A。