客户如果需要对未来的资金收付成本进行汇率锁定的可以选择的产品是（）。A.即期结售汇

从下面的方框中选择适当的选项补全对话。（有两项是多余的）

A: I don’t think I can finish all of that. B: Did you enjoy the play? C: Who is that? D: Oh, that’s too bad. E: Let me tell you. F: This is Bob. G: What about math?

(Bob is ill. He is phoning Ann for the school work.)
Ann: Hello.  
Bob: Hello. __小题1:__
Ann: Hi, Bob. How are you feeling today?
Bob: Oh, I’m fine now. Can you tell me what happened in our class?
Ann: Sure. __小题2:__, oh, yes. In history class we finished talking about World War II . We have to study Unit 7 and Unit 8 for an exam tomorrow.
Bob: __小题3:__I didn’t read Unit 8 yet. What did you do in English?
Ann: Not much. We worked on a play in groups. We don’t have any homework.
Bob: __小题4:__
Ann: We have a lot of math homework. We have to do the problems on page 17, 18, 19 and 20.
Bob: Oh, dear! __小题5:__ Maybe I can be ill tomorrow too.