CNN News:特朗普下令打击叙利亚军事基地 首要任务转为赶阿萨德下台

重点讲解：
1. carry out 实施；执行；实行；
例句：He had begun to carry out his plan.
他已经开始实施他的计划了。
2. break out （战争、战斗或疾病）爆发；
例句：His efforts were brought to naught when the war broke out.
战争爆发，使他的一切努力付诸东流。
3. in response 回复；回答；回应；
例句：In response,the bank stopped the project and consulted the foundation about how to restore the building.
银行的反应是中止这项工程，并与基金会进行协商，讨论如何恢复大楼的原貌。
4. be set to do sth. 做好准备的；可能的；
例句：She was set to win the championship.
她决意要赢得冠军的称号。