第一部分听句子选出正确应答句,每个句子读两遍。
1. A. That's a good idea.    B. Let's make a plan.     C. It's the longest wall in the world.
2. A. Nice to meet you.     B. Thanks a lot.         C. Do you have to?
3. A. Yes, I'd love to.       B. Yes, please.          C. No, I didn't.
4. A. It's my pleasure.      B. I'm sorry to hear that.   C.  Never mind.
5. A. Two days ago.       B. Next week.           C. On the playground.