初中英语人教版九年级Section B 1a—1e 21 课件

1、Section A（Period 1）习水七中：魏泽利习水七中：魏泽利Thomas Edison was a great American inventor. He invented more than 2000 inventions in his life.发明发明,创造创造 v. 发明家发明家 、发明者、发明者n. 发明、发明物发明、发明物 n.Thomas Edisonlight bulbThe trees were planted here last year.这些树去年（被）这些树去年（被）种植种植在这里。在这里。The tree was planted here last year

2、. When was the computer invented? The computer was invented in . When was the car invented? The car was invented in . When was the telephone invented? The telephone was invented in . When was the TV invented? It was invented in .1423A: I think was invented first.B: I think was invented last.C: Well,

3、 I think was invented before .D: Yes, was invented after .142332Discuss in what order the inventions were invented. Then number them (1-4)Listen and match the inventions with the years. _ 1876_ 1885_ 1927 _ 1971 dacbd The telephone was invented in 1876.Listen again and complete the conversation.Alic

4、e: Was your life very difficult when you were a kid?Grandma: Oh, not really. Why?Alice: Well, you didnt have modern inventions like a , right?Grandma: Of course we did! How old do you think I am? The telephone in 1876. You need to take a history class, Alice!telephonewas inventedAlice: Haha! How abo

5、ut cars? They werent invented yet, were they?Grandma: Yes, they were. Cars in 1885. My family had a car.Alice: Well, did you have a TV ? Grandma: No, we couldnt afford one. They were in those days. The TV was invented around 1927 , I think.were inventedexpensiveAlice: Well, I know that you didnt hav

6、e a computer, because we learned in school that personal computers were invented in .Grandma: Youre right. But I have one now!19711876188519271971A:When was invented ?B:I think it was invented in .the car1885A:When was invented ?B:I think it was invented in .Vs1971192718761885papercompassprintinggun

7、 powderThey were invented by Chinese people thousands of years ago.Do you know the four great inventions in ancient China? Try to invent something Try to invent something new, and youll be a new, and youll be a creative person .creative person .Exercises 1. 纸是中国发明的。 Paper _ _ (invent) in China.2. 这栋

8、大楼是去年建造的。 The buildings _ _ (build) last year.3. The telephone was invented in 1876 . (就划就划线部分提问线部分提问) _ _ the telephone _?was inventedwere builtWhen was invented1.-When was invented ? - I think it was invented in .2. was /were + p.p 1.Make 6 sentences using the structure “was/were +P.P”.2.Try to invent something