1. A brake is a device designed to [   ] or stop the motion of a mechanical body.


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


3. Advertising is distinguished from other forms of communication __ the advertiser pays for the message to be delivered. 


4. [   ] intense competition, the prices of food and drinks would be much higher.


5. I like this movie very much. I have seen it [   ].


6. 《Joanna》: I want to go shopping. [   ]《Rainy》: Sure. I also want to buy some winter clothes.


7. The factory workers [   ] that their workload was too heavy but the pay was too low. They decided to stage a protest.


8. A thorough analysis of market [   ] can increase the success rate of a new product.


9. A:How nice to meet you again, Ms. Wu. B: [   ]


10. The key players in the energy market, ____ heavy capital investment, have little interest in innovation. 


11. This contract is [   ] approval by both parties involved.


12. Tom’s desk was so [   ] with papers that it was hard to find anything.


13. A:My goodness! There are so many people waiting outside! B: [   ] A: Maybe we should just go to another restaurant. Looks like it will take forever to go get in. B: That’s a good idea.


14. A harmful chemical has been found in US beef products, so many [   ] choose to buy local beef instead.


15. In the previous year, you [   ] ballpoint pens and pocket calendars to my school. Will you do the same this year?


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


17. I was browsing in the library and [   ] an interesting book on traveling in Alaska.


18. Where are you going? I’m going to the [   ].


19. The cars are moving so slowly that I can __ them just by walking fast. 


20. A: What does 420 [   ] 100 equal? B: It equals 320.


21. Jeff got a perfect score on the test; he [   ] diligently.


22. We are so glad that Miss Snow is teaching [   ] English.


23. The total number of the staff is [   ] larger in our company than that in yours.


24. A brand brings a set of [   ] in the mind of the consumer and one of these is the country of origin.


25. The good weather and beautiful beaches make this island a great [   ] attraction.


26. A few political extremists [   ] the crowd to attack the police.


27. I am looking forward to [   ] from you at your earliest convenience.


28. For many people, one of the joys of [   ] is the prospect of parenthood.


29. Michelle often reviews research papers for one of the top journals in [   ] genetics.


30. That old man has no family, so he sometimes gets very, very [   ].


31. Paul was charged with [   ] driving after he was arrested for running over an old man.


32. Michelle would certainly have attended advisory board meeting [   ] on the highway.


33. The twins look so alike that even their parents confuse one with [   ] sometimes.


34. All employees are required not to discuss     information about the company. 


35. Michael, as well as his two older brothers, [   ] the scholarship several times.


36. [   ], I didn’t like Susie, but then I found she was a nice girl. Now we’re good friends.


37. Tim knows smoking is unhealthy but he is having a hard time [   ].


38. 《Ken》: Taxi! 《Driver》: Where would you like to go, sir? 《Ken》: [   ]


39. Foreign-trained employees have to [   ] their learned skill-sets to the local market.


40. 《Woman》: May I speak to Mr. Smith? 《Man》: [   ]《Woman》: Never mind. I will call him again later this afternoon.


41. The best way to buy train tickets [   ] book online.


42. If you [   ] my children, what subjects [   ] you teach them?


43. The freeway is now [   ] to motorists after it was blocked off by a huge landslide yesterday.


44. This brand of detergent is your best choice because it [   ] the toughest stains and won’t fade colors or damage fabric.


45. This restaurant makes good sandwiches. They will even [   ] your bread for free.


46. Among the things that money cannot buy [   ] good health in the mind and body.


47. Before the final exam, our teacher taught us how to use our time [   ] while preparing for tests.


48. The economy in that country is facing a severe slowdown and possibly a [   ] in the next few years.


49. After [   ] his homework, he decides to go out for a break.


50. Many people want to do some sports, but there are not enough [   ] in the city.