单选题 He has trouble understanding that other people judge him by his social skills and conduct.
A. style B. behavior C. mode D. attitude

【正确答案】 B
【答案解析】conduct做动词时意为“引导,管理,传导”,但在这个句子中做名词,意为“行为,操行”,可与behavior互换。style意为“风格”,mode意为“方式,模式”,attitude意为“态度,意见”。