A、  B、  C、  C(A)适合用来回答how long引导的疑问句。(B)不要因为flight与airport有关，就选择此项。(C)回答将派某人去，故为正确答案。

Have you met Rebecca Martin before?
(A)There’s an extra one downstairs.
(B)No, I can’t say I have.
(C)I will meet you there before 10.

Who is going to pick up Jessica at the airport?
(A)It shouldn’t take more than an hour.
(B)Her flight has just arrived.
(C)I’ll get someone to do it.