Question

【题目】—What are they doing? ( )

—_______

A.No, they aren’t.B.They often watch TV.C.They’re singing.

Answer 1

【答案】C

【解析】

句意：他们在做什么？A. No, they aren’t.不，他们没有。B. They often watch TV.他们经常看电视。C. They’re singing.他们在唱歌。问句是现在进行时，答句也要是进行时，所以C符合，故选C。