祈使句的几种句型变化

祈使句表示请求、命令、建议、叮嘱等。在初中英语中,下列几种祈使句的转换变化值得同学们关注：一、祈使句的否定祈使句的否定,不管是be动词,还是行为动词,一般是在句首加don't,有时也用never。例如：Don't be late for school! Don't open the window. Never do that again! Never forget to close the door.