人教版高中英語必修2教案Unit 3 Computer
ii. discovering useful words and expressions in pairs do the exercises 1, 2 and 3 on pages 19 and 20. you must finish them in 10 minutes. iii. learning about grammar 1. passive voice—overview tense or model passive sentence simple present the toefl exam is given every six months. simple past the toefl exam was given last month. simple future the toefl exam this year will be given on october15. present continuous the toefl exam is being given every year. present perfect the toefl exam has been given every year since 1950. past perfect the toefl exam had been given before the vietnam war occurred. simple modal the toefl exam should be given to every foreign student. past modal the toefl exam should have been given to all to enter us colleges. 2. the present perfect passive voice the structure of the present perfect passive voice is: have/ has ＋ been＋~ed iv. reading aloud and discovering now go back to page 18 to read aloud and discover in the text examples of the present perfect passive voice. as the years have gone by, i have been made smaller and smaller. since then, my family and i have been used by billions of people to deal with information with each other around the world by the internet. v. discovering useful structure we shall do grammar exercises 1, 2 and 3 on page 20. vi. closing down by doing a quiz correct the mistakes in these passive voice sentences example: the house was build in 1880. (correct = the house was built in 1880.) 1. 3000 employees were laying off. 2. a story will made up. 3. an idea was putted forward for discussion. 4. has the book been give back to you yet? 5. my bank loan will be payed off in five years time. 6. nothing can be hold against me. 7. our allies will be lend support. 8. she has never heard of. 9. she was being knocked down by a bus. 10. she was letted off with a fine. 11. the candle was blow out by the draught. 12. the criminal were locked up. 13. the flood water was be kept back by barriers. 14. the inconvenience will made up for by this money. 15. the keys must have been being left behind. 16. the old cinema is being pull down. 17. the protesters being held back by the police. 18. the road was blocking off. 19. thirty more people were laid off last week. 20. your jacket can be hanged up over there. period 3: a sample lesson plan for using language