问题补充：
根据对话内容从方框内所给的选项中选出最佳答案，使对话完整，符合逻辑，句义通顺。注意：有多余选项。
A: You must be really excited about leaving for America tomorrow, Li Ping!
B: Yeah. 【小题1】
A: Nervous about what?
B: I don’t know many of the customs and manners in the USA. 【小题2】
A: Sure.
B: 【小题3】
A: Well, it’ s important to be on time when you’re invited for dinner. 【小题4】 Americans expect their guests to be on time.
B: Then how long may I stay there?
A: 【小题5】 Or you seem to have come only for the meal. When your friends seem to be getting tired and running out of things, it’s time to leave. The next day, call or write a thank-you note to say how much you enjoyed the evening.
E【小题1】C【小题1】D【小题1】G【小题1】B
答案：
(答案→)E【小题1】C【小题1】D【小题1】G【小题1】B
解析：
【小题1】根据答语“Nervous about what?”可知，上句说的是“紧张”。故选E。
【小题1】根据答语“Sure”可知，上句是请求帮助。故选C。
【小题1】根据答语“当收到邀请时，要准时到”可知，问的是在美国有什么规矩。故选D。
【小题1】在美国，迟到是不礼貌的。故选G。
【小题1】根据“Or you seem to have come only for the meal”可知，餐后不要立刻走。故选B。
根据对话内容从方框内所给的选项中选出最佳答案 使对话完整 符合逻辑 句义通顺。注意：有多余选项。A: You must be really excited about leavin
