祈使句专项练习祈使句指的是表示命令、请求、建议或劝告的句子。其主语you常省略,谓语动词用原形,句末用感叹号或句号,读降调。1.祈使句的肯定形式(1)动词原形+其他Stand up, please. = Please stand up.请起立。(2)Be + adj. Be careful! = Look out! = Take care!小心/当心!(3)Lets +动词原形Lets go to school together.咱们一起上学去吧。2.祈使句的否定形式(1) Dont +动词原形Dont stand up.别站起来。(2)Lets ( let sb ) + not +动词原形Lets not say anything about it.对于这件事,咱们什么也别说。Let them not play with fire.别让他们玩火。3.祈使句的附加疑问句(1) 肯定的祈使句的附加疑问句反