Unit 4 Grammar课件牛津译林版英语八年级上册.pptx

Unit 4 Do it yourself,Grammar,Grammar A,What should we do in the library?,Keep the library quiet.Keep the library clean.Read the books carefully.Keep the books clean,What shouldnt we do in the library?,Dont make much noise.Dont write on the books.Dont talk to your classmates loudly.Dont take the books out of the library.,Giving instructions,We start a sentence(句子) with the base form of a verb when we want to tell people what to do.,e.g. Put up a picture on the wall. Paint the walls blue.,e.g. Dont paint the cat.,We often add do not/dont in front of a verb when we want to tell people not to do something.,We often add please in a sentence to make an instruction more polite.,e.g. Please fix the shelf for me. Dont touch the wet paint, please.,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 draw give keep look try write,_ out pieces of card with a pair of scissors.,_ some words or a sentence on each card.,Cut,Write,_ 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.,Please _ (not) up. _ trying, and you will find you can remember things better.,Draw,Look,try,Dont give,Keep,More practice,Park your bike here.,Please go slowly.,Be quiet, please.,Dont make any noise.,Dont swim here.,Dont smoke here.,Dont fish here.,Grammar B,Using should and had better,We use should and had better when giving advice and telling people what we think is the best or right thing to do. The tone of had better is stronger than should.,e.g. 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 better not be late for school.,Suzy is giving DIY advice to her classmates. Read the advice below. Help Suzy make sentences with should (not) or had better (not).,a. begin your work without reading them b. join a DIY club to learn more about it c. be patient d. buy some to learn more about it e. 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 should/had better join a DIY club to learn more about it.,3. Instructions are important.,You shouldnt/had better not begin your work without reading them.,4. Scissors can be dangerous.,You shouldnt/had better not play with them when you do DIY jobs.,5. Sometimes itll take time to do a DIY job.,You should/had better be patient.,How to be a good student,Fill in the blanks: should (not); had better (not),You _ be late for school.You _ listen carefully in class.You _ look out of the window in class.You _ keep your classroom clean.You _ be friendly to others.,shouldnt/had better not,should/had better,shouldnt,should/had better,should/had better,Useful phrases and expressions,1. cut out 剪出2. on each card 在每张卡片上3. on the other side of the card 在卡片的另一面4. give up doing sth. 放弃做某事5. remember things better 把事情记得更好6. be late for school 上学迟到,1. 她不应该把宝宝单独留在家里。 She _ leave the baby alone at home.2. 我们最好赶快，否则就会上学迟到了。 We _ hurry, or well _.3. 你应该饭前洗手。 You _ before meals.4. 在卡片的另一面不要写任何东西。 Dont write anything _.5. 为了获得好成绩，他应该放弃打电脑游戏。 In order to get good grades, he should _.,shouldnt,had better,be late for school,should wash your hands,on the other side of the card,give up playing computer games,Thank you!,