【题目】The twins __________. They want to be __________ some day in the future. ( )
A.are brave; policemanB.study hard; scientists
C.likes paintings; artistsD.are creative; inventor
【答案】B
【解析】
句意为双胞胎努力学习，将来某一天他们想成为科学家，前半句主语The twins为复数，可先排除选项C，后半句主语they（他们）为复数，其后应接名词复数scientists，AD均是单数，不符合题意，故选B。
