When was it invented ? Unit 9 Period 1. Learning aims (学习目标) 1.Grasp the new words and patterns. invent,calculator,light bulb,binoculars A:When was/were.

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When was it invented ? Unit 9 Period 1

Learning aims (学习目标) 1.Grasp the new words and patterns. invent,calculator,light bulb,binoculars A:When was/were the … invented? B: It was/They were invented in … A: Who was it /were they invented by ? B : It was/They were invented by … 2. Try to understand and use the passive voice of the past tense well. (正确理解与运用一般过去时的被动语态。)

compass gun powder printing paper-making

calculator light bulb TV set car computer telephone camera bicycle

Edison invented the light bulb. The light bulb was invented by Edison.

Karl Benz invented the car. ______ was invented by _______. The carKarl Benz

Bell invented the telephone. ___________ was invented by ___. The telephoneBell

thingsinventor ( 发明家 ) time umbrellaChinese4000years ago binoculars 双筒望远镜) Italians ( 印度人 ) 1854 cameraJoseph Nicephore 1827 bicycleEnglishman1880s Let’s talk !

1b Listen and match the inventions with the dates. a b e d c d a b e c

1876 Bell 1885 Henry Ford 1971 Bill Hewlett 1976 Cray A:When was the … invented? B: It was invented in …. A: Who was it invented by ? B : It was invented by … 1903 Wright Brothers Pairwork

A:When were the … invented? B: They were invented in …. A: Who were they invented by ? B : They were invented by … potato chips,1863, George light bulbs, 1879, Edison Pairwork

Exercises 一、根据汉语意思完成句子,每空一词。 1. 汽车发明于 1885 年。 The car _______ _______ in 电视是谁发明的? _______ was the TV ________ ______ ? 3. 双筒望远镜是印度人发明的。 The binoculars _______ invented _______ Italians. 4. 飞机是莱特兄弟于 1827 年发明的。 The plane was invented ______ Wright Brothers ______ wasinvented Whoinvented by were by in

二、句型转换 1.Bell invented the telephone. (改为被动语态) The telephone ______ _______ by Bell. 2. Tom bought some books yesterday. (改为被动 语态) Some books _______ _______ by Tom yesterday. 3. He allowed Jack to make his own decisions. ( 3. He allowed Jack to make his own decisions. (改为被动语态) Jack _______ ________ to make his own decisions. wasinvented werebought wasallowed

4.This kind of telephone was invented in (对划线部分提问) ________ _______ this kind of telephone invented ? 5. They were invented by Julie Thompson. (对划线部分提问) ________ ________ they invented by? 6.The computers were invented in 1976.( 对划 线部分提问 ) ________ ______ the computers ________? Whenwas Whowere Whenwereinvented

( ) 1. A new hospital ________ in my hometown last year. ( 海南中考 2008 ) A. was built B. built C. is built ( ) 2. The road ________ last year. (2010 北京 ) A builds B built C was built ( ) Susan, why are you still here ? They are already to start I’m sorry, but I ____ when to leave. (2010 山西 ) A wasn’t told B don’t told C didn’t tell 中考真题链接 A C A

( ) 4 Chinese ________ by more and more people in the world.(2012 海南中考 ) A. is spoken B is speaking C. speaks ( ) 5. To keep the road safer,the new traffic rules must _______ by everyone. (2013 海南 ) A. follow B. be followed C. are followed A B

The passive voice. 被动语态 构成 被动语态的构成 : 助动词 be+ ( 及物动词的 ) 过去分词 一般现在时 一般过去时 am (is, are) + done was (were) + done {

Make a survey: What inventions do you know? InventionsWho When light bulbs Edison 1878 Tea Shen Nong about three thousand years ago Report like this: light bulbs were invented by Edison in Homework Collect more inventions and write down a short passage. ( 搜集更多的发明物品,并写一篇短 文。)

Thank you for listening!