NO BOOK口语提高版 Lesson145:敲打
文本：
Lesson 37 Beat
1. Talk! Don't beat around the bush.
2. It beats me why he said that.
3. What a day. We're beat!
4. He beat out a tune on a tincan.
5. We beat the pants off them yesterday.
6. It's not much, but it beats walking.
7. That math problem has beaten me.
8. We're going to Beidaihe to beat the heat.
