1、Unit 1 SignsLesson 1Dont walk.Well,can someone here tell me what is your understanding of“sign”?Well done,boys and girls!Today,lets talk about some signs.Whats this?No Smoking.请不要吸烟。Whats this?No Parking.禁止停车。Whats this?Dont litter.请不要乱扔垃圾。Now，guess.What is this?No Loud Talking.禁止大声喧哗。Lets think!So，
2、what is “Sign”？Something that suggests the presence or existence of a fact,condition,or quality.标志是一种为人们的工作生活带来某种社会便利的符号，能方便人们的出行、交流。以“No”和“Dont”开头的祈使句用法一1.No 后面加的都是名词或者动名词如：No talking(不要说话）、No littering(禁止乱扔垃圾）。2.Dont 后面要跟动词如：Dont sleep too late（不要睡得太晚）、Dont cry（不要哭）。以“No”和“Dont”开头的祈使句用法二1.No.的形式多用在标语，禁令中，多翻成禁止，不许，突显简洁，强调禁止。2.而dont.就没有这么强烈的禁止意味了，翻译成不要，别Homework OK!Are you finding something new about this class?Yes!“No”&“Dont”Learn more about signs after class.Thats all,see you next time!
