广东省惠州市惠东县惠东荣超中学高中英语 Unit3 Computer第3学时Grammar学案 新人教版必修2.doc

广东省惠州市惠东县惠东荣超中学高中英语 Unit3 Computer第3学时Grammar学案 新人教版必修2 ‎ ‎ I. Check the homework.‎ II. 在课文中找出所有包含现在时完成时态的句子，并把它们写下来。‎ ‎___________________________________________________________________‎ ‎_____________________________________________________________________‎ ‎_____________________________________________________________________‎ ‎2. Change the Active Voice into the Passive Voice:‎ Group A ‎1. We have finished our homework.‎ ‎2. Many visitors have visited the Great Wall.‎ ‎3. Mike has seen two films since last month.‎ ‎4. The Russian government has turned these palaces into museums.‎ Group B ‎1. Our homework has been finished by us.‎ ‎2. The Great Wall has been visited by many visitors.‎ ‎3.Two films have been seen by Mike since last month.‎ ‎4. These palace have been turned into museums.‎ A组强调动作的执行者,是主动语态,‎ 结构:主谓宾, ‎ 相同点:两组都是完成时态,‎ 结构: have/has+过去分词 B组的句子强调动作的承受者, 是被动语态.‎ 相同点: 两组都是完成时态 结构: 助动词 have/has been +过去分词 ‎3.现在完成时(have/has + 过去分词)‎ 现在完成时的动作或情况虽然发生在过去，但它强调的是与现在的关系，用来说明现在的情况。‎ ‎ 现在完成时 被动语态(have/has + been + 现在分词）‎ Change the following sentences into the present perfect passive voice. Put the verbs into the correct form.‎ ‎1.We have bought a new personal computer.‎ ‎___________________________________________‎ ‎2.We have found many problems with our new computer.‎ ‎_______________________________________________‎ ‎3. They have built a PC the way we wanted.‎ ‎_________________________________________‎ ‎4. They have just joined our computer to the Internet.‎ ‎________________________________________________‎ ‎5. We have used the computer every day since we bought it.‎ ‎_______________________________________________‎ ‎4 Exercises 2‎ ‎1. Both my brother work at the power station that ___ in my hometown.‎ ‎ A. has set up B. has been set up ‎ C. was set up D. is set up ‎2. ---_____ the sports meet will be put off.‎ ‎ A. I’ve been told B. I’ve told ‎ C. I’m told D. I told ‎3. All the preparation for the task ____, and we’re ready to start.‎ ‎ A. completed B. complete ‎ C. had been completed D. have been done ‎4. ---- How long ____ at this job?‎ ‎ ---- Since 1990.‎ ‎ A. were you employed B. have you been employed C. had you been employed D. will you be employed ‎5. When and where to go for the on-salary holiday ____ yet.‎ ‎ A. are not decided B. have not been decided ‎ C. is not being decided D. has not been decided ‎6. Betty___ injured since last Saturday. A. has been 　　B. Was C. is D. has 7. That book _________into at least 20 foreign languages.‎ A. has said to be translated B. has been said to have translated C. is said that it had been translated D. is said to have been translated ‎8. –Hi, Tom, you look tired.　‎ ‎ -- Of course. I ___ the living room all day.‎ ‎ A. had painted B. Painted ‎ C. have not painted D. have not been painting ‎5 Homework ‎ Finish the exercise in Workbook P57　　　　　‎ 2‎