根据对话内容及方框内所给句子补全对话，有一项是多余选项。
A: How nice to see you back, Li Lei!
B: Hi, Judy! I just came back yesterday.
A:____
B: Wonderful! I've been to many places of interest and I enjoyed myself in Disneyland.
A:____
B: Not really. Sometimes I got into trouble. They spoke too quickly and I couldn't have long conversations with the people there.____
A: Yes, I agree. I know English is very important, but I often feel sleepy in English classes.____
B: I'm afraid, too. And it's very difficult for me to remember new words.
A: Me, too. I don't know what to do____
B: Don't let these difficulties discourage(使气馁) you. Remember: where there is a will, there is a way.
A: Sure, I won't. I'll try my best.
B: So will I.
A. How was your trip?
B. At times I feel like giving up.
C. What did you buy in the USA?
D. I'm really afraid of the final exam.
E. I think I should work harder in English.
F. Could you make yourself understood in the USA?
