八年级英语上册 Unit 11 Could you please clean your room练习2 人教新目标版

Unit 11 Could you please clean your room?Practice 2作业导航学习情态动词的各种用法；运用情态动词的委婉来进行礼貌交际或请求得到允许。Ⅰ.单项选择1.