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Unit 4 Do it yourself Grammar. 课件(39张PPT)

日期:2024-06-21 科目:英语 类型:初中课件 查看:52次 大小:2814828Byte 来源:二一课件通
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Unit,Do,it,yourself,Grammar.,课件
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(课件网) 译林版·八年级上册 Unit 3 Do it yourself Grammar 学 习 目 标 学习本课时新单词及短语:cut, sentence, on the other side of 1 3 学会用should 和had better来提出建议。 学会运用祈使句表达指令。 2 Grammar A Play a game 1. Stand up. 2. Sit down. 3. Put up your hands. 5. Come here. 7. Go back to your seats , please. Please 的作用:以使语气更加缓和或放在客气。 句前或句后均可以。 6. Touch your nose. 4. Jump twice. 课 堂 导 入 Don’t smoke. Don’t talk loudly. Don’t take photos. Can you guess what these signs mean 语法探究 ● 1 祈使句 祈使句是表示请求、给予命令或指示的句子。祈使句的主语是_____(听话者),常_____,把后面的动词置于_____,并且谓语动词一律用_____。祈使句末用叹号或句号。 (1)祈使句的_____形式, ①.Do型动词原形+其他。 如:Pass it to me. 把它递给我。 原形 you 省略 句首 肯定 ② Be型(以be开头),例如: Be quiet!安静! Be careful小心! ③ Let型(let sb do sth),例如: Let me try. 让我试试看。 Let’s look at the map. 让我们看看地图。 ● let’s是let us的简略式。 (2)祈使句的_____形式 ①. Do not/Don't+动词原形+其他。如: Don't open the door, please. 请不要开门。 Don't be late again. 不要再迟到了。 注意: please放在句首或句尾时不影响动词和整个句子。 ② . 在公共场合的提示语中,常用的结构 “No+名词 / v.-ing” ,表示“禁止做某事” No smoking! 禁止吸烟 No photos! 禁止拍照 No parking! 禁止泊车 否定 ③. Never + 动词原形 + 其他 不要再那样做了。 Never do that again. (3)祈使句的_____ a.若陈述部分为祈使句,反意疑问部分通常用_____(无论句首是什么动词,是肯定句还是否定句,都用will you)。 反意疑问句 will you b.若祈使句以let's 开头,反意疑问部分用_____。 如: Open the window, will you?打开窗户,好吗? Don't open the window, will you?不要开窗,好吗? Let's play with snow, shall we 我们去玩雪吧,好吗? (Let's是表示第一人称的祈使句,包括对方,所以主语是we) shall we 注意: 表示请求、劝告的祈使句还常常在句前或句末加上please, 构成句式:Please …或 …, please. 以使语气更加缓和或客气。 例如: Please stand up. Stand up, please. 请站起来。 Please have a rest. Have a rest, please. 请休息一下。 祈使句的回答 祈使句通常表示将来要发生的动作,所 以回答时,一般用will或won’t。 — Don’t forget to do your homework. — I won’t. — Remember to turn off the lights. — I will. 口诀 祈使句,无主语,只用动词就可以. 表示请求或命令,加上please表客气。 如果变成否定句,Don’t开头是规律。 No talking!是警示,祈使句用法要牢记。 Millie is teaching her classmates how to make cards to help them remember things better. Look at the pictures and help Millie complete the instructions. How to make cards _____ out pieces of card with a pair of scissors. Cut cut draw give keep look try write _____ some words or a sentence on each card. Write cut draw give keep look try write _____ a picture about the words or sentence on the other side of the card. Draw cut draw give keep look try write _____ at the picture and ___ to remember what is on the other side. Look try cut draw give keep look try write Please _____ (not) up. ____ trying, and you will f ... ...

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