1、Unit 6 When was it invented?Section B (1a1d) 【学习目标】1.会听说读写下列词汇：crispy; salty; sour; by mistake; customer；by mistake; thin enough; salty enough; make the customer happy; in the end; potato chips2. 能正确使用语法要点中的句型：（1）Potato chips were invented by mistake. （2）The customer thought the potatoes thin enough
2、.（3）The customer said they were not salty enough.（4）George wanted to make the customer happy.（5）The customer was happy in the end.【重点难点】理解并讨论薯条的发明。熟练运用语法要点中的句型和他人对话；一般过去式被动语态的用法。【新知预习】根据句意及首字母提示完成单词。1. The glass is very c_. You should be careful. 2. The soup is very s_. You shouldnt put so much salt
3、 into it.3. The oranges are not sweet at all, instead, they are kind of s_.4. He put salt in her cup of tea by m_.5. His brother is a good cook, many c_ go there to enjoy his cooking.【课堂探究】1. salty咸的(教材第45页) salty 形容词，意思为“咸的；含盐的”，是由名词“盐，食盐”加-y构成的形容词。The boy didnt have much for dinner because the dis
4、hes were too salty.这个男孩晚餐吃得不多，因为菜太咸了。【拓展】“名词+-y”构成形容词:在英语中，很多名词后加-y可以构成形容词，如： cloudcloudy windwindy rainrainy sleepsleepy sunsunny【针对练习】( ) What nice weather！Its_. A. sun B. suny C. cloud D. sunny 2. The customer was happy in the end.最后顾客高兴了。 in the end 意思为“最后；最终”，相当于“at last”, finally,其后不接of短语。夲短语强
5、调虽然最初，最后还是产生了一个的结果。They were out of danger in the end.他们最后脱险了。【拓展】at the end of 在结束时，后接表示时间的名词；在尽头，后接表示地点的名词。by the end of 在以前，到为止，常用于将来时态和过去完成时态的句子中。他最终赢得了比赛的胜利。He won the match_ _ _.【达标练习】I. 用所给词的适当形式填空。1. They thought the potatoes _ (be not) thin enough.2. A cook _ (call) George Crum invented pot
6、ato chips.3. Too much salt _ (put) on the turkey.4. The noodles are too _ (salt). We dont want to eat them.5. The boy didnt like to eat potatoes, because they _ (cut) too thick.II. 选择填空。1. Paper and printing _ in China.A. were both inventedB. was invented C. are both invented D. is invented2. Yester
7、day I took a mans bag _, and he was very angry with me.A. by mistakes B. by mistake C. with mistake D. with mistakes3. The lab _ about five years ago.A. built B. is built C. was built D. has been built4. The customer thought the potatoes _. A. werent thin enough B. arent thin enough C. arent enough
8、thin D. werent enough thin5. He _ the potato chips until they were crispy. A. stopped to cook B. didnt stop to cook C. stopped cooking D. didnt stop cookingIII. 根据所给汉语完成英语句子。1. 它们是由于一次错误而被发明出来的。They were invented _ _. 2. 今天你烧的鸡蛋汤已经够咸的了，不用再放盐了。The soup you cook today is _ _. Dont put any salt into it
9、. 3. 什么事让你这么高兴？ What _ you so _? 4. 直到他明天回来我才能告诉他。I wont tell him _ he _ back tomorrow.5. 冰不够厚，不能滑冰。The ice wasnt _ _ for you to skate on.IV. 句型转换。1. A cook invented potato chips by mistake. (改为被动语态) Potato chips _ _ by a chef by mistake.2. He sent back his plate of fried potatoes because he said th
10、ey were too thick. (就画线部分提问)_ _ he _ back his plate of fried potatoes?3. He cooked them until they were crispy. （改为同义句）He didnt _ _ them until they were crispy.4. He thought the customer would hate what he cooked. (改为同义句)He _ _ the customer would like what he cooked.5. How cool the story was!（改为同义句）
11、_ _ cool story!V. 用所给单词的适当形式填空，使短文内容完整通顺。Did you know that potato chips 1 (invent) by mistake? Chips were invented by a chef 2 (call) George Crum in 1853. George Crum 3 (cook) them for a long time until they 4 (be) crispy. And he sprinkled lots of salt on them so they were really 5 (salt).1._ 2._ 3.
12、_ 4._ 5._6._ 7._ 8._ 9._ 10._Time, Time again, I ask myself （请写出这节课你的收获，完成下面的反思）【学后反思】 九年级英语第6单元学案参考答案第四课时【新知预习】1. crispy 2. salty 3. sour 4. mistake 5. customers 【课堂探究】1. D 2. in the end【达标练习】I. 1. werent 2. called 3. was put 4. salty 5. were cutII. 1. A 2. B 3. C 4. A 5. D III. 1. by mistake 2. salty enough 3. makes; happy 4. until; comes 5. thick enoughIV. 1. were invented 2. Why did; send 3. stop cooking 4. didnt think 5. What aV. 1. were invented 2. called 3. cooked 4. were 5. Salty4
