听力原文：How long will it take you to finish your homework?
(2)
A.It is very short.
B.My homework is on the desk.
C.It's about 20 minutes.
D.I can finish my homework.

A.It
B.
B.My
C.
C.It's
D.
D.I
E.

【参考答案】

C
解析：本题询问的是时间。“How long...”这一句型，用于对所用时间的提问。意为“……用了多长时间?”......

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