6. take off (飞机)起飞;脱(衣帽)
5. call the police 报警
4. walk down/along 沿……走
3. get out of 到……外,离开
2. barber shop 理发店
1. in front of 在……(范围之外)的前面
in the front of 在……(范围之内)的前面
35. by oneself = on one’s own 某人自己,独自地
Unit 3 What were you doing when the UFO arrived?
34. on the other hand另一方面
33. on the one hand 一方面
32. compare…with… 拿……和……比较