新概念英语青少版1B Unit20（课堂PPT）.ppt

Unit 20 What a surprise!11 surprisespraiz n.惊奇、意外 What a surprise!好一个意外呀！ What a/an +形容词（adj.）+名词+（主语+谓语） 惯用感叹句，表示吃惊 （What a speed!）2 Lesson lesn n.课 Music/English/Sports lesson音乐课 class 课堂、班级 Good morning，class！New words2What a (pretty) boy!33 half past h:f p:st adv. 点半4 talk t:k v.谈话5 a quarter kw:t to/past n. 点三刻/一刻6 find fand v. 找到 （过程） look for v.寻找 （结果）7 bye 再见（Goodbye的缩写）8 When？wen adv.什么时候 when=what time？49 next nekst adj. 下一个 next to 紧挨着10 homework humw:k n.家庭作业 do ones homework 做某人的家庭作业11 then en adv. 然后12 wash w v.洗 wash tomatoes 洗西红柿5 如果分钟数30分钟，可用“分钟 + past + 钟点”表示，其中past意思是“过”。

4:20 twenty past four 8:01 one past eightpast6也可以直接按顺序说 11:05 eleven-o-five 6:40 six forty直接法7 上午,可在时间后加上am或a.m. six oclock a.m. （上午四点） 下午，可 在时间后加上pm或p.m. four oclock p.m. （下午四点）8Three ways to express time时间表示法1. 整点法(时钟+oclock)/直接法（点钟数 + 分钟数） eg: 6: 15 7: 292.分钟数 + past +点钟数 (几点过几分) eg: 6: 15 7: 29 8: 303.差分钟数 + to +下一点钟数 (几点差几分) eg: 5: 45 9: 39six fifteenseven twenty-ninea quarter past sixtwenty-nine past sevenhalf past eight a quarter to sixtwenty-one to ten 9Hello, Linda!Nice to speak you!（常用打用语）How are you? （引申）And how is Ken?10Yes, Im very busy, too. Its Lucysmusic lesson（Chinese lesson）at half past six. Im sorry, but I cant talk now. at用在具体时间前11Come on, Lucy! Your music lesson is at half past six, and its a quarter to six now! Whats the problem?I cant find my music book.12Oh dear! Im sorry, Linda.I must go!Can I call you at half past nine?Mum! I must find my book!13Thanks, Linda. Bye! Now, Lucy, look in your schoolbag.It isnt there. Are you sure? Yes, Mum. Look!14Oh! Here it is!What a surprise! Please hurry up（赶快）, Lucy!Its six oclock.Its Ok, Mum. Im ready.Can we go now, please？15must 必须（情态动词）后接动词原形 must do sth.用法：一、表“必须”。

I must go. 我必须得走了I must find my book.我必须找到我的书二.在否定结构中表不许 You mustnt leave here.你不能离开这儿。