【题目】选出每组中不同类的选项。
(_______) 1. A. ball B. big C. small
(_______) 2. A. apple B. cake C. grape
(_______) 3. A. orange B. watermelon C. egg
(_______) 4. A. father B. fourteen C. fifteen
(_______) 5. A. new B. on C. under
【答案】1. A 2. B 3. C 4. A 5. A
【解析】
略