精选优质文档-倾情为你奉上Unit 3 单元测试题. 单项选择（每小题1分，共15分）从A、B、C、D四个选项中选择可以填入空白处的最佳答案。( )21. The hotel provides a shoe cleaning service _ guests. A. for B. from C. on D. with( )22. He doesnt like doing chores and _ do I. A. either B. no C. neitherD. not( )23. _ she went into the room, she knew there was something wrong.A. As long as B. Since
