Hello,everyone ! ! !Welcome to 培优英语！培优英语！may 可以可以park 公园；停车公园；停车grass 草草thing 东西，事情东西，事情seat 座位座位next time 下一次下一次I see 我知道了我知道了Thats all right没关系没关系5 5、DonDon t +t +动词原形动词原形 ，如，如，DonDon t waste food!t waste food!1 1、以动词原形开头，如；、以动词原形开头，如；Sit down! Stand up!Sit down! Stand up!2 2、be + be + 形容词，如，形容词，如，Be quiet ! Be careful!Be quiet ! Be careful!3 3、let sb do sthlet sb do sth ，如，如，letlet s go . let me help you .s go . let me help you .4 4、No + No + 动词动词inging ，如，如，No spitting! No littering!No spitting! No littering!祈使句是什么呢？祈使句是什么呢？祈使句祈使句：表命令、请求、劝告、禁止、省：表命令、请求、劝告、禁止、省略略主语主语的句子，有以下五种形式的句子，有以下五种形式。LetLet s learns learn让我们来看看下边的祈使句吧让我们来看看下边的祈使句吧Sit down. Close the door.Dont stand up Dont close the window. Listen to me. Look at the blackboard.Dont talk. Dont look at your book.选择题选择题1.Please_ look outside. Look at me.A no B arent C dont D cant2.-I dont want to stay at home.-Ok. Lets play_.A outside B late C early D back3.-Dont run in the hallway(走廊）,LinTao-_,Miss Wang.A Thanks B Good C Sorry D Welcome 4._ be late next time, Tom.A Dont B Not C No D Do5.They are _a basketball game. Its really exciting.A watching B watch C watched D to watchCACAA翻译以下句子翻译以下句子1.我可以进来吗？我可以进来吗？2.下次不要迟到了！下次不要迟到了！Dont be late next time!不要在草坪上跑不要在草坪上跑.3.Dont run on the grass.听我说。不要说话听我说。不要说话4.Listen to me .Dont talk.No littering不要随处扔垃圾不要随处扔垃圾Keep quiet!保持安静保持安静No spitting!不要随地吐痰不要随地吐痰!Dont waste food!不要浪费粮食不要浪费粮食!Watch your step!小心台阶；注意脚下小心台阶；注意脚下!May I come in？Thank you!