1. Having published many important papers, he enjoys a high __ as a scholar. 


2. The new medicine is still in [   ] stages and will not hit the market until next year.


3. The children could not help but [   ] when the clown stepped on the stage.


4. Our teacher always tells us that knowledge should be [   ] through years, not gained in one day.


5. Since Michael and I work in the same hospital, I can hardly avoid [   ] him.


6. The main thing that makes mobile phones [   ] harmful is radiation.


7. Any revision of the law should be [   ] with the overall goal of the government's policy. The priority should be placed on the welfare of the citizens.


8. It was really a [   ] for the little boy to survive the air crash.


9. Joy and happiness spread throughout the Middle East and North Africa, where people [   ] their own president in January 2011.


10. The luxury tax is set to [   ] on July 1, but it has already dampened enthusiasm in the real estate market.


11. What [   ] at noon yesterday? I called but couldn’t get hold of you.


12. A: Is the treasurer in his office every day? B:Oh yes. [   ] he must sign all checks, he must be here all the time.


13. Employees are required to follow the standard operating procedures and to act ____. 


14. The traffic accident took three lives, [   ] the truck driver.


15. Because the blood [   ] to supply enough oxygen to his brain, he feels dizzy quite often.


16. I was [   ] about Mary so I watched her closely.


17. Most people like to talk about the subjects with [   ] they are most familiar.


18. Please turn off the light. We should save [   ]; otherwise, the bill might go up again.


19. The man spent so little time with his family [   ] his daughter didn’t even recognize him.


20. A friend of [   ] is coming to stay with me next week.


21. Keep the [   ] card after you buy some appliances. You need to show it if repairs are necessary.


22. From now on, all visitors to the building must show their [   ] in the lobby.


23. Tina plans to [   ] children in a remote school in the mountains after college.


24. All branch stores are required to fill out the ____ report to check if there is enough merchandise on shelf and in stock. 


25. Please do not [   ]. The waste bin is just around the corner.


26. I don’t know [   ]of the people in this room. Can you introduce each of them to me?


27. Yani Tseng, who won several ladies professional golf championships, spent [   ] of time practicing golf before she became so successful.


28. 《Andre》:Oh, man! Nobody can stand this kind of scorching heat. 《Kevin》:[   ] You can’t even stay in the sun for five minutes. 《Andre》: You’ll be scorched like a shriveled plant. Anyway, I guess this afternoon there’s nothing we can do but stay home. 《Kevin》:I guess so. I don’t want to be taken to the hospital for heat exhaustion or sunstroke.


29. We still haven't got used to [   ] in the hot and humid city after these many years.


30. It was [   ] of you to let me use your cell phone. My parents felt less worried after they got my call.


31. Mutual funds came into our country in recent years. This financial product was developed for those who do not have enough time, money and __ knowledge to invest. 


32. The congressmen have reached a ____ that smoking should be banned within thirty feet from the entrance of a building. 


33. Many ads use our __—like fear or love—to persuade us that we need the product. 


34. 《Tom》:I’m going to take a singing class. Do you want to take it with me? 《Penny》: [   ]《Tom》: Really? Sing a song for me now.


35. The Ministry of Finance announced tax [   ] for the victims of the 921 earthquake and of typhoon Toraji.


36. Peter always complains about the hot and [   ] weather in Taiwan. He misses the dry and cool seasons in Florida.


37. The city is going to hold a public hearing to discuss     the historical building should be torn down. 


38. They made every possible [   ] to overcome the difficulty which they faced.


39. Many people in the U.S. are staying away from restaurants, skipping vacations and [   ] on buying new cars.


40. Children like to go trick-or-treating in special     on Halloween. Some may dress like an angel or a robot. 


41. Tim is terrible at [   ] a trip. He always takes to much stuff.


42. Don’t ask me to go with you. I’m not going, because my [   ] is made up.


43. A 5-year-old child was lost in the __. The forest made it hard to trace him down. 


44. A:I have told you a thousand times to clean up the mess in your room. B: [   ]. A: I would like to hear about it. B: My littered desk and floor show that I am embarking on creative work. I don’t see the necessity of investing all my time to clean things up


45. Many college graduates fight their way into the renown and     companies for better career advancement. 


46. The National Palace Museum will continue to cooperate with Beijing's Palace Museum [   ] will not loan artifacts to China.


47. With a big family to support, John has been [   ] trying to get a job for months, but has not found one yet.


48. Tammy often [   ] music from the Internet to her MP3 player.


49. Many ads use our [   ]—like fear or love—to persuade us that we need the product.


50. Let’s __ jump to the conclusion, okay?