Read and choose. 读一读,选出每组中不同类的单词。 ( ) 1. A. onion ( ) 2. A. these ( ) 3. A. lunch ( ) 4. A. art ( ) 5. A. sneakers B. donkey B. shoes B. math B. music B. slippers C. carrot C. pants C. dinner C. first C. boots D. cucumber D. jeans D. breakfast D. computer D. pear