语法2【介词】1. The author received tons of congratulations _ his great success in writing.2. Eating a balanced diet and getting adequate sleep are key _ maintaining a healthy and vigorous state of life. 3. People who had lived _ the horror and suffering of the war began to rebuild their nation. 4. Books are the most important records we keep_mans thought, ideas and feelings.5. The company said as well as giving customers faster internet, 4G would also be _ big benefit to businesses. 6. The fishermen were illegally arrested just several miles_the north coast.7. _ fish stocks overexploited, or seriously destroyed, the ocean, the last great piece of wilderness on this planet, is _ serious trouble.8. _the many ways illegal immigrants come into the United States every year, the vehicle crammed with crowds seems to be the method of choice lately, however, tragedies such as deaths on the journey to the destination, are sometimes reported nowadays9.China has made a series of technological advances _ constructing high-speed railways. 10.Youll lose appetite if you take too much snack _ meals.11. Children are ranged _ order of their performance in the last test.12. We Chinese people always put empHasis on the friendly relationshipsthe people ofall countries, said the ambassador.13. Scientists are not sure of the potential effects _ the greenhouse gases on the future climate of the earth. 14. Some doctors want to examine the impact those marine mammals have _ the children who had tried dolphin-assisted therapy. 15. _ economy in some European countries worsening, many more workers had to be laid off. 16. Larry Walters is_the relatively few people who have actually turned their dreams into reality. 17. Mitch tries to strike a balance _ his work and his family life.【时态语态】1. Did you foresee that so many investors _ all their money in the stock market? （lose ） A. had lostB. lostC. would loseD. have lost2. All the residents in the area _ that they move into new flats within three months.A. are advisedB. advisedC. have advisedD. have been advised3. According to a survey, the number of Chinese weibo users _ 250 million so far this year, making China the worlds No. 1 weibo-using country.A. has reachedB. reachedC. will reachD. reaches4. World Wildlife Funds project Earth Hour, which encourages people to turn off the light foran hour on the last Saturday of every March,_ to help to create a promising future for the planet.A. is carried out B. carries outC. will carry out D. carried out5. Do you bring the picture? Yes, I _ it for a whole morning. A. looked for B. have looked for C. have been looking for D. had looked for 6. -I hope you will be ready to leave on time.-Dont worry. Ill be ready by the time the taxi _.A. arrivedB. arrivesC. will arriveD. will have arrived7.-I dont think our coach knows the real reason for our losing the match.-Well, surprisingly, he does. Our team leader has been called in andnow.A. has been questionedB. is being questionedC. is questioningD. has questioned8. Dr. Margaret Chan was eventually selected as the worlds top health official and it is the first time that a Chinese _ such a high-ranking U.N. post.A. holds B. had held C. will hold D. has held9. People are looking forward to the new, smaller iPad mini that _ on sale in the comingseason.A. has gone B. will go C. go D. goes10. Even though shemuch, the woman multimillionaire insists on working as a street cleanser to set her children a good example.A. doesnt payB. isnt paidC. hasnt paidD. hasnt been paid11. Every passenger boarding the Titanicfilled with confidence that the ship was unsinkable.A. wasB. had beenC. has beenD. is12. The population of this city, forty percent of which _, _ 15% in the last three years.A. are Germans, has risen byB. are Germen, has fallen byC. is Germans, have increased toD. is Germans, have been reduced by13. According to a recent survey, 95 percent of women aged between 15 and early 40s _ a doctor once a year, compared to 70 percent of men in the same age group.A. seesB. seeC. sawD. had seen14. Look! Someone _ the laptop. Well, it wasnt me. I didnt do it. A. has repaired B. is repairing C. had repaired D. was rep