第15题: [单项选择]You must ______ yourself, or they will continue to bully you, so you will go on living in disgrace. A. promote B. strengthen C. assert D. assess 参考答案:C 答案解析:[解析] 四个选项中,C项assert的意思是“断言,声称”,assert oneself的意思是“坚持自己的权利,表现自己的权威”;A项promote的意思是“促进,提升”;B项strengthen