1、Unit 9 I like music that I can dance to Period 3 学习目标 知识目标:口头及书面掌握以下句子 : 1.Potato chips were invented by mistake. 2.The customer was happy in the end. 3.They were invented in 1863. 4.George wanted to make the customer happy. 了解以下词汇：crispy, salty, sour, ch ef, sprinkle 技能目标：能用过去式的被动语态（肯定、否定及疑问问句形式）熟练
2、地谈论某些发明。 情感态度：学 会表达这些创造和发明对你生活的帮助，对生活质量提高认识。 课前探究 1.自学单词 P11,写出不会读的单词_ _ 2. 你知道多少描述食品味道的形容词？请写在下面的横线上。_ 3.你喜欢吃薯条吗？你知道它的来历吗？如果不知道，查阅资料了解一下吧！ 4. 尽量多了解一些其他的有关食物的发明。 预习交流 1.检查、交流课前预习的情况。小组选出代表，把相关内容书写在黑板上。 2.把a 中描述食物味道的形容 词，写在正确图片下面。 3.在b 的每个单词的后面写出一个不同的食物名字。 互助提升 1.快速浏览a 的六个句子，理解其汉意。 2.听录音圈出（正确）或（错误） 。
3、 3.快速浏览b 的短文，听一遍录音，完成短文中所缺的内容。 4.再听录音，补全对话。 ：He, did you know that potato chips were invented ? ：Really? What do you mean? ：Well, here on the bag it says that they by a chef called George Crum. ： When was that? ：Oh, it was b ack in 18 53. ：So, why was it an accident? ：Well, one day a customer in the
4、 restaurant where George worked sent back his plate of fried potatoes because he said they were cut . ：So what happened? ：Well, George was in a bad mood, so he cut the potatoes really, really , and he cooked them for a long time until they were . And he sprinkled lots of on them so they were really
5、. He though t the customer would hate them. 体验成功 单项选择。 .Although many people d ont know who the computer, it re ally mak es life colorful. A. find B. found C . invented D. discovered 2Sorry, I took your bag . It doesnt matter. A. by accident B. by mistake C. with mistake D. discovered 3. These biscu
6、its taste . Could I have some more? OK. Here you are. A. crispy B. sour C. bad D. hot 4. He sprinkled too much salt on the potato chips. So they are too . A. salty B. bitter C. sweet D. crispy 5. The story makes people very sad. A. to feel B. felt C. feel ing D. feel .根据括号内的要求改写句子。 1.I know the famo
7、us scientist. His name is Paul.(合并为一句) I know the famous scientist Paul. 2.Potato chips were inve nted by mistake.（改成反意疑问句） Potato chips were invented by mistake, ? 3.The book wa s written by Lu X un. (改为主动句) Lu Xun th e b ook. 4.The thief was written b y a policeman at last.（改写同义句） The thief was written by a policeman . .根据汉意完成句子。 .昨晚看完球赛他才睡觉。 He go to bed he finished watching t he football match. .据琳达说，这部电影很无聊。 Linda, the mov ie was very boring. .我们在机场不期而遇。 We met at the airport. .请不要在冰上行走，不然的话你会掉入河中。 Please dont walk on the thin ice, youll the river.
