His trousers blue, mine black.
挑出不同类的一项 A.color B. green C. yellow
挑出不同类的一项 A.look B. have C. really
挑出不同类的一项 A.I B. is C. it
挑出不同类的一项 A.jeep B. robot C. pig
Whatit? A.am B. is C. are