问题 选择题 选出不同类的单词。( ) 1. A. top ( ) 2. A. mouth ( ) 3. A. snowmen( ) 4. A. four ( ) 5. A. they B. bottomB. nose B. women B. first B. we C. down C. shoes C. child C. six C. them 答案 1. C 2. C 3. A 4. B 5. C