补全对话。(共5小题;每小题2分,共10分) A: _______ B: It was a great trip. I really enjoyed Beijing and Shanghai. A: ________ B: For ten days. A: ______ B: I was in Shanghai for about five days. A: Wow, that’s a long time. _____ B: It was hot and sunny. A: _____ B: Oh, they are very friendly.