牛津譯林版英語八年級上冊Unit4 Grammar 精品課件

1、GrammarUnit4 Do it yourself初中英語譯林版八年級學(xué)習(xí)目標(biāo)1. 學(xué)會運用祈使句表達(dá)指令, 用should和had better來提出建議。2. 能通過聽錄音獲取相關(guān)信息。3. 學(xué)會用英語交流DIY話題。Play a game 1. Stand up.2. Sit down.3. Put up your hands .5. Come here.7. Go back to your seats , please.6. Touch your nose. 4. Jump twice.Instructions in Daily life No smoking!No fishing

2、!Dont turn right!Dont park your car!Read and thinkTurn left! Dont pick the flowers!Turn right! Dont smoke! Let me help you. Dont be late again! Be quiet, please. Dont park your car!Please go upstairs! Please dont eat!Read the following sentences and tell their meanings.When do we use these sentences

3、?We use these sentences to give orders or instructions .Read the sentences again to see what they have in common.Open the window, Simon.Dont open the door.Lets make a million smiles.Be quiet, boys.Dont be late again! They are called imperatives.Grammar祈使句肯定結(jié)構(gòu) Do型（以行為動詞原形開頭）例如： Sit down! 坐下！ Stand up

4、! 起立！ Be型（以be開頭）例如：Be quiet! 安靜！ Be careful！小心！ Let型（以let開頭）例如： Let me try. 讓我試試看。 Lets look at the map. 讓我們看看地圖。類型類型結(jié)構(gòu)結(jié)構(gòu)例句例句Do型行為動詞原形+其他Stand up, please! 請起立！Be型Be+形容詞/名詞+其他Be careful, please. 請認(rèn)真一些。Let型Let+賓語+動詞原形Let me help you. 讓我來幫助你吧。否定結(jié)構(gòu)結(jié)構(gòu)結(jié)構(gòu)例句例句Dont +動詞原形Dont be late. 別遲到。Lets + not +動詞原形Lets

5、 not say anything about it. 對于這件事，咱們什么也不要說。Dont let +第三人稱賓格+動詞原形Dont let them play with fire. 別讓他們玩火。祈使句的回答祈使句通常表示將來要發(fā)生的動作，所以回答時，一般用will或wont。 Dont forget to do your homework. I wont. Remember to turn off the lights. I will.祈使句的反義疑問句Lets , shall we?Let us. , will you?肯定/否定祈使句，will you?Lets go,Let th

6、e boy go first, Dont smoke here, shall we?will you?will you?即學(xué)即練1. _ careful, Jenny! There is a tree in front of you. A. Am B. / C. Be D. Was2. Jim, _ me a hand. A. gives B. is giving C. will give D. give3. _ let anyone open the door. A. Dont B. Will C. Not D. No4. Dont tell him the fact now, _?shal

7、l we B. shall you C. will you D. do youHow to make cards?Millie is teaching her classmates how to make cards to help them remember things better. Look at the pictures and help Millie complete the instruction. cut drawwritegive keeplooktry_ out pieces of card with a pair of scissors._ some words or a

8、 sentence on each card.CutWrite cut drawwritegive keeplooktry_ a picture about the words or sentence on the other side of the card._ at the picture and _ to remember what is on the other side.DrawLooktryPlease _ (not) up. _ trying, and you will find you can remember things better.dont give KeepUsing

9、 should and had betterSuzy doesnt think her cousin knows much about DIY either. What did she advise him to do? What do you think she said to him about this?You should know a little about DIY.You should not put so many books on the shelf.Your watch is broken. You had better buy a new one.You had bett

10、er not be late for school.當(dāng)我們給他人提建議時，可以用had better和should，表示“最好”或“應(yīng)該”做某事， had better的語氣比should強一些。Your watch is broken. You had better buy a new one. 你的手表壞了，你最好買個新的。You should exercise more. 你應(yīng)該多鍛煉。had better (常簡略為d better)，是一固定詞組，后面必須跟動詞原形，沒有人稱和數(shù)的變化。構(gòu)成：had better do sth. 句型。Youd better go to hospit

11、al at once. 你最好立即去醫(yī)院看病。 Tom, youd better go there today. 湯姆，你最好今天去那兒。had better 的否定式是將not直接放在had better的后面。 You had better not be late for school. 你最好不要上學(xué)遲到。 should 后面也要跟動詞原形，且沒有人稱和數(shù)的變化。You should stop smoking. 你應(yīng)該戒煙。should 的否定式是should not/shouldnt。You shouldnt put so many books on the shelf.你不應(yīng)該在架子

12、上放如此多的書。DIY adviceRead the advice and make sentences with should (not) or had better (not).begin your work without reading themYou shouldnt begin your work without reading them.You had better not begin your work without reading them.should (not) had better (not)join a DIY club to learn more about it

13、should (not) had better (not)You should join a DIY club to learn more about it.You had better join a DIY club to learn more about it. be patientshould (not) had better (not) You should be patient. You had better be patient. buy some to learn more about itshould (not) had better (not)You should buy s

14、ome to learn more about it.You had better buy some to learn more about it. play with them when you do DIY jobsshould (not) had better (not)You should not play with them when you do DIY jobs.You had better not play with them when you do DIY jobs.1. There are many useful books about DIY.You should / had better buy some to learn more about it.2. DIY is not easy.You shouldnt / had better not begin your work without reading them.3. Instructions are important.You shouldnt / had better not begin your work without reading them.4. S