. 辨析request. command和order request要求.请求.语气比其他两项委婉,order和command在用法上很相似.command和order都有“命令 之意 都可以接名词.从句作宾语.接不定式作宾语补足语.接从句时从句要用虚拟语气. command 指权威方面正式下令.主要用于军事场合 The general commanded his men to attack the city. 将军命令士兵攻城. order执行任务或掌权者发布命令时使用.为常用词.可用于正式或非正式场合. The police officer ordered that I should get out of the car. 警察命令我从汽车里出来 [即境活用]The newly founded chess club formally us to attend the opening ceremony. A. requested B. Required C. demanded D. commanded [解析]A 考查request sb. to do sth. BCD语气强硬.按照句意A符合 【查看更多】