【最新】八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B had better结构的用法课件

1、八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B had better结构的用法课件 （新版）仁爱版-（新版）仁爱级上册英语课件UNIT 2 Keeping Healthy TOPIC 1 You should brush your teeth twice a daySection B-had better结构的用法八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a da

2、y Section B had better结构的用法课件 （新版）仁爱版-（新版）仁爱级上册英语课件had betterhad better( (常简略为常简略为d betterd better) )是一固定词是一固定词组，组，had betterhad better 最好最好 ，用于，用于表示对别人的劝告、建议或表示表示对别人的劝告、建议或表示一种愿望。一种愿望。八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B had better结构的用法课件 （新版）仁爱版-

3、（新版）仁爱级上册英语课件一、一、had betterhad better后面必须跟动词原形。后面必须跟动词原形。had betterhad better后跟动词原形后跟动词原形( (即不即不带带toto的不定式的不定式) )，构成，构成had better do had better do sth.sth.句型。句型。八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B had better结构的用法课件 （新版）仁爱版-（新版）仁爱级上册英语课件如：如：1.1.你最好

4、立即去医院看病。你最好立即去医院看病。2.2.汤姆，你最好今天去那儿。汤姆，你最好今天去那儿。1.1.Youd betterYoud better go to hospital go to hospital at once.at once.2.Tom, 2.Tom, youd betteryoud better go there go there today.today.八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B had better结构的用法课件 （新版）仁爱

5、版-（新版）仁爱级上册英语课件二、二、had betterhad better的否定式。的否定式。如：如：常用的否定形式是将否定常用的否定形式是将否定副词副词notnot直接放在直接放在had betterhad better的后面。的后面。八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B had better结构的用法课件 （新版）仁爱版-（新版）仁爱级上册英语课件如：如：3.3.你最好不要错过末班公共汽你最好不要错过末班公共汽车。车。4.4.你最好后天不要动身去南

6、京。你最好后天不要动身去南京。3.3.You miss miss the last bus.the last bus.4. You 4. You leave leave for Nanjing the day after for Nanjing the day after tomorrow.tomorrow.had better nothad better nothad better nothad better not八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B

7、had better结构的用法课件 （新版）仁爱版-（新版）仁爱级上册英语课件三、三、had betterhad better的疑问式。的疑问式。had betterhad better通常不以普通疑问通常不以普通疑问句的形式出现。但有时用于否定疑问句的形式出现。但有时用于否定疑问句，常用句，常用Hadnt+Hadnt+主语主语+better.?+better.?结构结构, ,作为一种劝告形式，常译作为一种劝告形式，常译为：为：.不认为该不认为该.吗？吗？如：如： 5. 5. take take an umbrella?an umbrella?你不认为该带一把你不认为该带一把伞吗伞吗? ? 6

8、 6. . ask ask him first?him first?你不认为该先问问他吗你不认为该先问问他吗? ?Hadnt you betterHadnt you betterHadnt you betterHadnt you better八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B had better结构的用法课件 （新版）仁爱版-（新版）仁爱级上册英语课件四、四、had betterhad better在反意疑问句中。在反意疑问句中。在反意疑问句中，疑问部

9、分一般在反意疑问句中，疑问部分一般用用 had+had+主语主语？ ，但有时可用，但有时可用 will youwill you?表示一种请求或建议。表示一种请求或建议。如：如：1.Youd better not go out 1.Youd better not go out today today ? ? 今天你最好不要外出，好吗？今天你最好不要外出，好吗？2.I must stay at home 2.I must stay at home this afternoon. You had this afternoon. You had better come to my better com

10、e to my house, house, ? ?今天下午我必今天下午我必须留在家里，你最好来我家，好吗？须留在家里，你最好来我家，好吗？had youhad youwill youwill you八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B had better结构的用法课件 （新版）仁爱版-（新版）仁爱级上册英语课件五、五、had betterhad better在表示对别人劝告、在表示对别人劝告、建议时，不宜用于与陌生人、长辈及建议时，不宜用于与陌生人、长辈

11、及上级的交谈中。上级的交谈中。比较有礼貌的说法是：比较有礼貌的说法是：It might be better It might be better for you.for you.；It would be better for It would be better for you.you.如：如： for for you to help meyou to help me，Grandpa.Grandpa.爷爷，您最好能帮我一下。爷爷，您最好能帮我一下。It might be betterIt might be better 八年级英语上册 Unit 2 Keeping Healthy Topic

12、1 You should brush your teeth twice a day Section B had better结构的用法课件 （新版）仁爱版-（新版）仁爱级上册英语课件学以致用学以致用下列各句都有一处错误，请改正。下列各句都有一处错误，请改正。1.Youd better to wait for me at the school gate.2.I have better write to him now.3.You had not better go there. （去掉（去掉to）（have应改为应改为had） （将（将not置于置于better后面）后面）八年级英语上册 Uni

13、t 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B had better结构的用法课件 （新版）仁爱版-（新版）仁爱级上册英语课件 学以致用学以致用 Work in pairs or groups.Youd better. Make up a dialogue.The doctor may ask: Whats wrong？Whats the matter?Are you OK?.You may tell the doctor:I hurt my armI have a headacheI

14、feel sick/cold.The doctor may say: Youd better take this medicine./ have a good rest. /stay home./not eat junk foodnot play computer game.八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B had better结构的用法课件 （新版）仁爱版-（新版）仁爱级上册英语课件Sum it up1.肯定式：肯定式：2.否定式：否定式：had b

15、etter do sth.had better do sth.had better not do sth.had better not do sth.八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B had better结构的用法课件 （新版）仁爱版-（新版）仁爱级上册英语课件Sum it up3.否定疑问式：否定疑问式：4.反义疑问式：反义疑问式：Hadnt+Hadnt+主语主语+better.?+better.?.had+.had+主语？主语？/ /.will .will you?you?八年级英语上册 Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day Section B had better结构的用法课件 （新版）仁爱版-（新版）仁爱级上册英语课件Sum it up5.委