VIII. 用适当的词完成句子。(10分)
A: Hello, Wang Wei!Could you help me, please?
B: Certainly!________ (41) can I do for you?
A: I ________ (42) to move the writing desk, but it's ________ (43) heavy.
B: Where do you want to________ (44) it?
A: I want to put it in the next room.
B: OK. ________ (45) we go now?
A: Yes. Let's go.
B: Oh. It's so heavy. Is it ________ (46)?
A: No. It's full ________ (47) books.
B: I see. Why ______(48) you take______ (49)the books?
A: That's a ________ (50) idea.