Unit9学案

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1、Unit9 When was it invented?Learning plan Section AA young idler, an old beggar.Nothing is difficult if you put your heart into it.Send wordsI. Have a try! Can you fill in the blanks with the correct forms of “invent”? _The _ _many _ all his life. So we can say he was very creative and had a _ mind.

2、Who could he _ be?II. Learn by yourself1.Write out some invention. The more, the better.TV_2. Four great inventions in ancient China _ _ _ _III. Guess 1. “Before or after” (After finishing 1a, check and correct your answer) eg. I think the telephone was invented before all the other inventions of th

3、e five.TVtelephonecalculatorcarcomputer Your1order: 2. “When , who and what” -When was the telephone invented? -It was invented in_.-Who was it invented by? - It was invented by_.-What is it used for? -Its used for_.IV. Check yourself 1.英汉互译发明v. _ 发明n._ 发明家n._ 有创意的adj. _ _ 发明于_ 由发明_ 习惯于_ used to _ 被

4、用来_ 被当做用_2.填空The light bulb _(invent) by Edison. It_ (use) for_ (give) us more time to study and play. He _ (invent) more than one thousand _(invent) in his life. So he was a great _ (invent). My father is quite used to _ (drive) in such a busy street like this. These books are used _ students _ too

5、l books. (for, as, by, to) 邮票被用来寄信。Stamps _ _ _ _ letters. English and French_ in Canada. Chinese_Chinese. (speak) The telephone was invented in 1876. But who_ (invent) it?V. Discuss：What inventions do you think are helpful and what inventions are annoying. Make a list.Helpful inventionsAnnoying inv

6、entionsExample telephoneExample alarm clock1.1.2.2.3.3.4.4.5.5.-When was _ invented?-It was invented in_.-Who was it invented by?-It was invented by_?-Whats it used for ? -Its used for_be invented in be invented bybe used forVI. Writing Choose four or more inventions, including helpful ones and anno

7、ying ones, from your list. Write something about when they were invented and who they were invented by. And explain why you think they are helpful or annying.You can use “Because it can be used for” There are so many inventions in our life. But I think _is the most helpful invention._*Now can you ha

8、ve a summary？The Passive Voice (被动语态) 的构成: 助动词_ +_含有情态动词的被动语态的构成:_一般现在时的被动语态的构成:_ 一般过去时的被动语态的构成:_ Teenagers should _ (allow) to choose their own clothes. I _ (not allow) to watch TV every night. The flowers _ (water) by the students yesterday. A thief _ (catch) by the police the day before yesterday

9、. This kind of paper _ (feel) very soft. So it _(sell) well. The car _(need, mend). It _(can, mend) in two days. The teacher make his students do lots of homework.(变为被动语态)_ A small boy was seen lying on the ground.(变为主动语态)_ Nobel _(think) was very rich because of two very important inventions. The accident _ (happen) last night. It_ (see) by an old man.- 2 -Unit9 When was it invented? Learning plan 2011 11 15