问题 选择题 找出不同类的单词。( ) 1. A. train ( ) 2. A. orange ( ) 3. A. doctor ( ) 4. A. gym ( ) 5. A. nine B. bus B. playerB. driverB. school B. four C. breakfast C. white C. teacher C. classroom C. six D. bike D. black D. twenty D. down D. number 答案 答案:B