精选优质文档-倾情为你奉上人教版高中英语必修4各单元练习题+答案Unit 2 Working the land单元测试一单选(30题,共15分)1. If you blood _ badly, your hands and feet will get cold easily. A. passes B. crosses C. circulates D. circles2. - Shall I open the window to let some fresh air in?- No, _ A. Id rather not B. Id rather you not C. Id rather you didnt D. Id like not to3. He got completely _ when he saw both Lucy and Lily, who are twin sisters.