Young people should be to believe that all races are equal.
A. looked up
B. brought in
C. brought up
D. looked in
网友回答
A. looked up
B. brought in
(答案→)C. brought up
D. looked in
解析：句意为：应当教育年轻人相信各种族是平等的。bring up养育；look up抬头看，查找；bring in提出，引入；look in(顺便)看望，照(镜子)。