201x年秋九年级英语全册 Unit 6 When was it invented？（第3课时） 人教新目标版

1、Unit 6 When was it invented ？ Period Three （Section B 1a-2a)abacusbinocularsinventionstransportationfoodelectric stuffPresentation How do they taste ?crispy 脆的脆的 salty 咸的咸的sweet 甜的甜的bitter 苦的苦的red bayberriescookieslemonsteapepers hot 辣的辣的tastes Can you tell me five tastes ? Which food is sour ? Whic

2、h food is sweet ? Which food is bitter ? Which food is salty ? Which food is hot ?The keys: sour ,sweet, bitter, hot, salty . orange ,yogurt apple , banana Tea ,coffee Salt ,pizza peper, onionWhat kind food do you like ?I like the food that tastes - crispy salty bitter sweet hot sourThe history of c

3、hips Exercisecrispy , sweet , salty , sour 用方框中的单词填空。用方框中的单词填空。1. I dont eating chocalate .The taste is too _.2. Mom added salt ,but it still wasnt _ enough.3. I prefer lemons to oranges , I like the _ taste.4. She likes _ cookies ,They are hard ,dry and easily broken.The keys : sweet salty sour cri

4、spy Listening Listen to the tape and finish 1c and 1d of page 46.Explain the key sentences or phrases. by mistake 错误地错误地 . eg. I took his schoolbag as mine by mistake. 我误我误将他的书包当作我的拿走将他的书包当作我的拿走. 2. in the end 最后，最终最后，最终. 同义词组是同义词组是 at last , finally.eg. In the end , I left them all behind.最后，我把它们最后

5、，我把它们都留在了那里。都留在了那里。enough 的用法小结的用法小结.1）enough用作副同，充当形容词或副词用作副同，充当形容词或副词修饰语修饰语，但必须后置。又如：，但必须后置。又如：He walks slowly enough. 他走得够慢的了。他走得够慢的了。This article is difficult enough to write.这篇文章够难写得了。这篇文章够难写得了。2）enough用作代词，既可代表可数名词，也可代表不可数名词。如：用作代词，既可代表可数名词，也可代表不可数名词。如：-Do you need more chairs?你们还要椅子吗？你们还要椅子吗？

6、-No. I think there are enough to go round.不要了，我想够用了。不要了，我想够用了。At the end of six months he had learned enough to read articles and reports in Russian. 六个月底，他已经学得足以用俄语读文章和报告了。六个月底，他已经学得足以用俄语读文章和报告了。3）enough用作形容词作定语时，可修饰可数名词用作形容词作定语时，可修饰可数名词或不可数名词，可放在被修饰的名词前或后。如：或不可数名词，可放在被修饰的名词前或后。如：There are enough s

7、eats（seats enough）for them all.有足够的座位让他们都坐下。有足够的座位让他们都坐下。I have enough time（time enough）to finish the work.我有足够的时间来完成这项工作。我有足够的时间来完成这项工作。PairworkMake up a short dialogue about the history of potato chips with your partner.和你的同伴一起编排一段有关薯片历和你的同伴一起编排一段有关薯片历史的对话。史的对话。被动语态的四种特殊情况。被动语态的四种特殊情况。1、带双宾语的被动语态：

8、、带双宾语的被动语态： 动词动词+ sb(间宾间宾) +sth(直宾直宾) 口诀：如遇双宾语，一般变间宾，若把直宾变，口诀：如遇双宾语，一般变间宾，若把直宾变，to /for 间宾连。间宾连。 1).give/pass /show 与介词与介词to 搭配。搭配。 give sb sth sb +be given sth 或或 sth +be given +to sb . 2).buy/make/cook 与介词与介词for 搭配。搭配。 buy sb sth sb +be bought + sth 或或 sth +be bought +for sb He gave me a book I _

9、_ a book by him. A book _ _ _ me by him . My mother made me a cake . I _ _ a cake by my mother A cake _ _ _ me by my mother . 2、带省、带省to 的不定式作宾补的被动语态：动词的不定式作宾补的被动语态：动词+ sb + do sth . 口诀：感使动词真叫怪，口诀：感使动词真叫怪，to来来to去记心怀，主动语态去记心怀，主动语态to离去，被离去，被动语态动语态to回来。回来。 动词：动词：make / let /have /see /hear /feel /watch

10、make sb do sth -sb + be +made +to do sth The boss made the workers work all day The workers _ _ _ work all day by the boss. 3.在在see /hear /notice /keep +sb +doing sth 句型中变被动语态句型中变被动语态时，时，doing 不变。不变。 I heard Tom singing just now Tom _ _ _ by me just now . 4.以动词短语作谓语的主动语态变被动语态时，不可丢掉后面的以动词短语作谓语的主动语态变被动语态时，不可丢掉后面的介词或副词。介词或副词。 We should take care of