A: Hello!B: Hello, Tom. 【小题1】___________________________?A: I’m OK. And you?B: I’m great. I just returned from a school trip. A: That sounds fun. 【小题2】___________________________B:
At last, we found ourselves in a pleasant ark with trees providing shade and _____ down to eat our picnic lunch. A. sitting B. having sat C. to sit D.sat