u012163709的博客

情景练习：A: Sorry, I didn't catch your name earlier, I 'm Bob, nice to meet you.B: Hi Bob, I'm Sue. I work in Finance, how about you?A: I 'm going to graduate school, doing my Ph.D in education.B:...

情景练习：A:  Excuse me, I am lost. Where is the supermarket?B: Oh, hello. Walk south for 5 minutes.A: OkB: Then take a right when you get near the hospital.A: Un huh...B: Go straight, and then...