九年级英语全册 Unit 6 When was it invented Grammar Focus课件 (新版)人教新目标版 课件VIP专享VIP免费

Section AGrammar Focus一般讲，被动语态可用于英语的各种时态。为了能准确地运用被动语态，重点是要掌握be 动词的各种时态变化。各种时态的被动语态举例如下： 被动语态 (Passive Voice)结构 : be + V-p.p.am / are / is + 动词的过去分词was / were + 动词的过去分词 一般现在时的被动语态 :一般过去时的被动语态 : eg: His desk was cleaned just now. The station was built in 1928. Many people speak English. ( 主动语态 )English is spoken by many peopleThe boy broke the window yesterday. ( 主动语态 )The window was broken ( by the boy) yesterday. We bought some books. 主动句与被动句之间的转换Some books were bought ( by us ) 主语 谓语动词主动语态的过去式 宾语主语 谓语动词被动语态的过去分词 介词+ 宾语When was the car invented?It was invented in 1885.Who were they invented by?They were invented by Julie Thompson.What are they used for?They are used for seeing in the dark.Read the sentences and pay attention to the underlined parts.How delicious the soup is! Who cooked it?It was cooked by Mom.How clean the clothes are! Who washed them?They were washed by … 2. Somebody stole my camera from my hotel room.My camera was stolen from my hotel room (by somebody) . 3. Where did you take these photos?Where were these photos taken?4a Rewrite the sentences using the passive voice.4. Our parents advised us not to go out alone.5. Different writers translated the book into different languages.We were advised by our parents not to go out alone.The book was translated into different languages by different writers.4b Complete the sentences with correct forms of the verbs in the box.The keyswere invitedwere broughtwas lockedrangwere toldbrokewere eatenliked4c Write the correct forms in the blanks.The keyswas inventedwas bornworkedlearnedwas inventedwas saidis used 将下列各句改为被动语态1.He saved a lot of money this summer. 2. We spend large sums of money each year in painting the steelwork of bridges.A lot of money was saved this summer.Large sums of money is spent each year in painting the steelwork of bridges.