(课件网) 人教版 英语 九年级全册 Period 3 Section A (Grammar Focus-4c) Unit6 When was it invented？ 同学们，上一课学习的单词你们都掌握了吗？现在大家来检验一下，点击下面的音频开始听写吧！ 词汇听写 Unit5已经学习了一般现在时的被动语态，这节课我们一起来学习一下一般过去时的被动语态。 导入新知 Grammar Focus 语法聚焦 When was the zipper invented？ It was invented in 1893. Who was it invented by？ It was invented by Whitcomb Judson. When was tea brought to Korea？ It was brought to Korea during the 6th and 7th centuries. What is the hot ice cream scoop used for？ It’s used for serving really cold ice cream. Active Voice：Alexander Graham Bell invented the telephone in 1876. Passive Voice：The telephone was invented (by Alexander Graham Bell) in 1876. 合作探究 4a.Rewrite the sentences using the passive voice. 1．They sold the fridge at a low price . ① The fridge was sold at a low price. 2．Somebody stole my camera from my hotel room. _____ 3．Where did you take these photos _____ 4．Our parents advised us not to go out alone. _____ 5．Different writers translatedthe book into different languages. ② _____ My camera was stolen from my hotel room by somebody. Where were these photos taken by you We were advised not to go out alone by our parents. The book was translated into different languages by different writers. plete the sentences with the correct forms of the verbs in the box. eat lock like ring invite break tell bring 1．You _____ to the party last night，weren’t you？Why didn’t you go 2．The earthquake happened all of a sudden，but luckily the villagers _____ to a safe place. were invited were brought 3．The door _____ when we arrived，so we _____ the bell. 4．The students _____ not to eat or drink in class，but Ruby _____the rule when she started eating a biscuit in science class. 5．The cookies _____ by the hungry kids in less than 20 minutes，and they really _____ them. rang was locked were told were eaten liked broke 【点拨】第一处应是tell sb. not to do sth.的被动式。 4c.Decide whether active or passive forms should be used in these sentences. Write the correct forms in the blanks. The telephone _____ (invent) by Alexander Graham Bell. He _____(born) in 1847.Mr.Bell _____(work) on the invention of the telephone with Thomas Watson. In 1875，Mr. Bell _____ (learn) how to send musical notes through an instrument similar to a telephone. Finally，the telephone _____(invent) in 1876.The first sentence that _____(say) on the telephone by Mr. Bell was “Mr. Watson，come here；I want to see you.” Today the telephone _____(use) around the world. was invented was born worked learned/learnt was invented was said is used ①They sold the fridge at a low price. low /l / adj. 低的；矮的 e.g. The moon was low in the sky. 月亮低挂在天上。 The temperature is very low today. 今天的气温很低。 We had to sell our house at a low price. 我们不得不低价出售了我们的房子。 He spoke in a low voice. 他低 ... ...
