1．
根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。
A: Hello, Maria! Haven't seen you for a long time!
B: I have just been back from London.
A: Wow! You're so lucky.
B: In fact, I went to learn English.
A: Really? Is it an English course?
B: Yes. The City English held the course. All of us stayed in London for English learning.
A:
B: For twenty days. It's really a wonderful experience.
A: Sounds great. What did you do there?
B: We improved our English through all kinds of interesting activities. We also took trips around London.
A:
B: I stayed with an English family. They were really kind and friendly.
A:
B: I'm afraid so. I paid 800 dollars for it.
