Unit 4 Hands-on fun Grammar课件2025-2026学年译林版八年级英语上册

Unit 4 Hands-on fun Grammar 译林 （2024版）八年级 上 1 By the end of the lesson, I will be able to... 1 2 3 learn imperative sentence forms (regular, irregular) and “should/had better” for advice; develop skills in summarizing grammar rules and applying them via context observation; enhance cultural awareness of polite communication in giving instructions/advice； Learning objectives Watch and answer. Lead in 01 https://www.21cnjy.com二一教育 1. Be+表语(名词或形容词)(+其他) 一、祈使句的肯定结构 ① Be quiet, please! ② Be a brave boy. 2. Let+宾语+动词原形(+其他) ① Let me go. ② Let us have something iced to drink. 请保持安静！ 做一个勇敢的男孩。 让我走吧。 我们喝点冷饮吧。 ① Close the door. 关上门。 ② Have a good day! 祝愿您有愉快的一天！ ③ Give them more personal space. 给他们更多的个人空间。 ④ Don’t be late! 别迟到！ 祈使句 祈使句用来表达叮嘱、劝告、希望、禁止、请求或命令等，通常以动词原形开头，它的主语通常为第二人称(you)，一般情况下可省略。 Lead in 01 Free talk. What did the students say when making the shelf ? If you were a DIY teacher, what would you say to guide others? Pass me the measuring tape. Hand over the wood saw. Give me the sandpaper. Sort the wooden boards by size. Align the two boards. Hammer the nail gently. Check if the shelf is level. Tighten the loose screw. Don’t over - tighten the bolts. … Lead in 01 I want to make a book shelf too. Millie and Andy are trying to put together a bookshelf. 二、祈使句的否定形式 1. Don’t+be+表语(名词或形容词)(+其他) ① Don’t be late again! ② Don’t be a liar. 不要再迟到了！ 不要撒谎。 2. Don’t+let+宾语+动词原形(+其他) Let+宾语+not+动词原形(+其他) = Let him not go. Don’t let him go. 别让他走。 3. Don’t/Never+动词原形(+宾语)(+其他) ① Don’t open the door. ② Never answer the phone when driving. 别打开门。 开车时决不要接电话。 1. 否定的祈使句，反意疑问句常用will you。 Don’t play with fire, will you? 别玩火，好吗？ 拓展 2. 以Let’s开头，表示向对方提出建议的祈使句，反意 疑问句常用shall we。 Let’s go shopping, shall we? 我们去购物吧，好吗？ 3. 祈使句的肯定回答常用“OK, I will”，否定回答常用“Sorry, I won’t”。 若要表示强调，可在祈使句动词原形前加do，表示“一定，务必”。 ① Do come on time! 一定要准时来！ ② Do look out! 一定要小心！ (Come) This way, please. 这边请。 有时，祈使句中的动词或动词短语可以省略。 注意 类型 结构 例句 Do型 Be型 Let型 否定结构 Don’t+V原 Don’t +be+adj./n. Don’t let sb. do sth. Let sb. not do sth. No+n./v-ing! Don’t stand up! Don’t be late! Let’s not say anything about it. Don’t let him go. No photos! No smoking! No型 Millie is teaching her classmates how to make flashcards to help them remember things better. Look at the pictures and help Millie complete the sentences. A1 P54 A1 Cut Write Draw Look try don’t give Keep cut ... out of ... 用……材料剪出…… on the other side of ... 在……的另一边 继续努力 Presentation Press the side button to unlock the desk. Use the up or down buttons to mak sure the height is all right, Make sure the desk is level before you stop. Don’t press the button too hard. Press the lock button to set the height. Enjoy your new desk! ＊We start a sentence with the base form of a verb when we want to tell people what to do. ＊We add __________ before a verb when we want to tell people not to do something. ＊We often add __________ in a sentence to make an instruction more polite. ＊We can use __________ when we want to suggest doing something together. don’t please let’s Presentation Suzy and her mum are trying to paint a bird house. Read their conversation and pay attention to the parts in bold. Mum: Here’s the paint. We’d better clean the bird house first. Suzy: OK, I’ll help you. Mum: Now you should mix the paint well. Then put the brush into the paint. You’d better not get too much paint on the brush. Suzy: Is this OK? Mum: Yes. Move the brush up and down slowly like me. You shouldn’t go too fast, Suzy. Suzy: OK, Mum. should (not) had better (not) Presentation Practice A1 Millie is teaching her classmates how to make flashcards to help them remember things better. Look at the pictures and help Millie complete the sentences. cut draw give keep look try write (1) ________________ cards out of pieces of paper with a pair of scissors. (2) ________________ some words or a sentence on each card. Cut Write cut draw give keep look try write (3) ________________ a picture to show the words or sentence on the other side of the card. (4) ________________ at the picture and (5) ________________ to say what is on the other side. Draw Look try Please (6) ________________ (not) up. (7) ________________ trying and you will find you can remember things better. don’t give Keep Practice: B1 Suzy is giving DIY advice to her classmates. Read the advice below. Help Suzy make sentences with should(not) or had better(not). Practice: You should/ had better read them slowly and carefully. You should/ had better You should/ had better not begin your work without reading them. You should/ had better not play with them when you do DIY jobs. You should/ had better be patient. You should/ had better be careful when you use it. You should/ had better join a DIY club to learn more about it. Exercises 1. Let’s _________ a noise, someone is sleeping. A. not make B. no making C. not to make D. don’t make 2. ________ get off the bus before it stops. A. Don’t B. Doesn’t C. Didn’t D. Not 3. ________buy your ticket from a ticket machine. Because there’re many people there. A. Not B. Not to C. Don’t D. Don’t to 4.We___________think more of others if we want to get on well with them. A. should to B. had better to C. should D. shouldn’t 5. Amy, ________to smile when you are down, and you’ll soon be happy again. A. Trying B. To try C. Try D. Tried Practice A2 There is a new type of desk at your school. You can change the height of the desk by pressing a button. Write some sentences, using the grammar above, to teach your classmates how to use the desk. Practice f You should buy some to learn more about it. b You should/had better join a DIY club to learn more about it. a You had better not begin your work without reading them. g You had better not play with them when you do DIY jobs d You should be patient. e You had better be careful when you use it. c You should read them slowly and carefully. Exercises 1. The teacher wrote clear___________________(操作指南)on the board so everyone could finish the experiment successfully. 2. Many students lose _______(分数) just because they do not read the questions carefully. 3. We borrowed a box of ___________(粉笔) from the art room to decorate the sidewalk. 4. It’s d_____________ to walk across the road when the traffic light is red. 5. Take a smartphone with you when travelling, or you _________(lose) your way in a strange place 6. Don’t swim here. The sign says “No ______________(swim)”. instructions marks chalks dangerous will lose swimming Homework 1. Write some more advice about doing DIY, using should(not) and had better(not). 2. Preview Inte on P57-58. null 203218.55 $