精选优质文档-倾情为你奉上Unit7 Teenagers should be allowed to choose their own clothes.单元练习 一、单项选择(共15小题;共15分) 1.People who drink wine to drive after May Day.A. dont allowB. isnt allowedC. mustnt allowD. mustnt be allowed 2.- Its difficult for the village children to cross the river for school.- I think a bridge over the river. A. shou