Unit 9 When was it invented?
Unit 10 By the time Igot to ouside,the bus had already left
Unit 11 Could you please tell me where the restrooms are?
Unit 12 You're supposed to shake hands.
Unit 13 Rainy days make me sad
Unit 14 Have you packed yet?
Unti 15 We'tr trying to save the manatees!
Review of Units 11-15
Review of Units 9-15
第九单元至第十五单元复习课
期末测试优化设计
参考答案