问题 选择题 选出每组中不同类的单词。( ) 1. A. cook( ) 2. A. meals( ) 3. A. helpful( ) 4. A. empty( ) 5. A. clean B. sweepB. cleanB. homeB. washB. bedroomC. floorC. flowersC. schoolC. windowC. kitchen 答案 1. C 2. B 3. A 4. C 5. A
