unit 4 Cyberspace 每课一练2 北师大版必修2

Unit 4 CyberspaceChoose the best answer.1)The chairman thought _necessary to invite professor Smith to speak at the meeting.A. that B. it C. this D. him2)The doctor advised Vera strongly that she should take a holiday, but _didnt help.A. it B. she C. which D. he3)The scientists are doing everything they can _the dying panda.A. to save B. save C. saving D. to be save4)He hesitated for a moment before kicking the ball, otherwise he _the goal.A. had scored B. scored C. would score D. would have scored5) Without the air to hold some of the suns heat, the earth at night _for us to live.A. would be freezing cold B. will be freezing coldlyC. would be frozen cold D. can freeze coldly6) If only he _quietly as the doctor instructed, he wouldnt suffer so much now.A. lies B. lay C. had lain D. should lie 7) -You ought to have come to see Alice yesterday.-Yes, I know I_.A. must have B. should have C. ought to D. could have8) I _2,500 yuan _ buying the gold necklace.A. spent; in B. cost; on C. buy; for D. paid; in9) -Dont you believe me?-_, I will believe _you say.A. No; whatever B. Yes, no matter what C. No; no matter what D. Yes, whatever10) Im planning to hold a party in the open air, but I can make no guarantees because it _the weather.A. as result of B. depends on C. connects to D. decides on 1-5 BAADA 6-10 CBADB单词拼写： 1.affected 2. destruction 3. disappeared 4. offered5. officially 6. arranged 7. suggested 8. scientific 9. rejected10. criminal 11. entertainments 12. project 13. suggestion 14. historical 15. destination 16. guide 17. located 18. seaside 19. suburb 20. tourIII. 单句改错：（只改动/去掉/添加一个单词）（共15分）1. The group is made up of ten students. That is, the group consisted of ten students.2. The day they looked forward to coming at last.3. Can you imagine what difficulty I had settled the problems?4. They spent the whole night locking in the room.5. It is not surprised that he didnt win the prize.6. New Zealand was the first country to having the eight-hour work time.7. They have got in touch with each other for 3 years. 8. Paul doesnt have to be made learn. He always works hard.9. They two strangers are talking warmly as if they are old friends.10. My suggestion is that a plan for study will be made at first.11. It is obviously that this destruction will become more dangerous in the future. 12. He is possible to pass the exam. After all, he studies hard.13. He hopes his dream that he will become an actor will be come true. 14. He is lying on the grassland, with his eyes focusing on the blue sky.15. Can you lend me the Guide on English Grammar? 单句改错：1consisted-consists 2. coming-came 3.settled-settling4. locking-locked 5. surpried-surpring 6. having- have7. got-been/ kept/stayed 8. made后加 to 9. are-were10. will-should 11. obviously-obvious 12. possible-likely13.去掉 be 14.focusing-focused 15. on-to五、改错：单句改错,下面每个句子均有一处错误，请在题中指出并在后面的横线上改正。1.English is the working language of the most international organizations. 2 Hiking is funny and exciting, but you shouldnt forget safety. 3.They send each other pictures and tell each other about their every day life .4.He told her whether she could repeat the address or not. 5.Suddenly, the two plates jump and an earthquake is happen. 6.The bus was empty except one old lady. 7.Though this is her first film, everybody thinks high of her acting skills. 8.Look up at the large head and down at the large feet, we felt so small. 9.This was a film which Spielberg used real actors instead of toys. 10.Friendship helps us understand who we are, why we need each ot