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


2. 《Tom》: Are you free tonight? 《Cathy》: [   ]《Tom》: Too bad. I was thinking maybe we could go see a movie tonight.


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


4. Peggy has a big advantage [   ] most girls when it comes to basketball because she’s so tall.


5. I may not be as [   ] as you, but I believe my hard work can make me successful in the long run.


6. The original model has been [   ] and replaced by the new one.


7. It is essential that officials at all levels of government refuse to accept [   ] from business interests.


8. ____ the lobbying groups been backing up the new protocol, but several industry labor unions are now voicing their stern support for it. 


9. After working hard for a whole day, I suggested [   ] a big meal in a restaurant.


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


11. “What are you reading in that magazine?” “An article which [   ] fishing.”


12. 《Naomi》: I try not to eat at the cafeteria too often. 《Jennifer》: [   ] The food there is pretty good.


13. I’m not [   ] you! Our team has just won both the gold medal and the silver medal.


14. The president’s speech about the investment [   ] my own feelings.


15. If Miss Chen works for another 5 years, she will be [   ] for a pension when she retires.


16. Free Spirit Team will probably [   ] the speech contest as it is much better than our team.


17. __, I cannot agree with him on the matter. 


18. Many buildings in Taiwan, including the Taipei 101 Tower, [   ] all non-essential lights from 8:30 p.m. to 9:30 p.m. yesterday to mark the worldwide “Earth Hour” event.


19. This machine is [   ]. All you have to do is turn it on and it will operate by itself.


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


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


22. [   ] your dreams come true, you need to work harder.


23. 《Doris》: Did you sleep well last night? 《Jennifer》:No, I had an awful night. [   ] in the middle of the night, and couldn't get back to sleep.


24. The freeway is now __ to motorists after it was blocked off by a huge landslide yesterday. 


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


26. [   ] working part-time at a fast-food restaurant, Monty has made enough money to pay for his studies.


27. We could have gone swimming if the weather [   ] warm and sunny.


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


29. As he had grown up in the country, he was not [   ] to the fast pace of the city life when he first moved to Taipei.


30. My grandfather [   ] for ten years, but I still miss him a lot.


31. A restaurant manager should know how to deal with [   ] from customers who are not satisfied with the food or the service.


32. There was a rumor that there had been a minor accident at the nuclear power plant, but a spokesman for the plant issued a [   ].


33. It [   ] me two hours to get there because the traffic was awful.


34. The jury [   ] the prisoner guilty.


35. We [   ] tell John about the accident, shouldn’t we?


36. The job of a dentist [   ] a lot of patience.


37. Michelle would certainly have attended advisory board meeting __ on the highway. 


38. I read about the crime in the [   ].


39. Of all the novels I’ve read, this one is [   ] interesting.


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


41. [   ] speaking, you don’t look nice in that sweater. The stripes on it make you look fat.


42. Most bookstores have a section for young readers, [   ] you’ll find books stacked on tables and shelves just like in the library.


43. My sister knows many passages from Shakespeare [   ]; she can memorize the details of his plays.


44. There are two people in the office. One is John and [   ] is William.


45. Many young people today are [   ] with fashion and style. They care more about what they wear than what they think or believe.


46. The [   ] from the top of Mt. Kilimanjaro is amazing.


47. A:Jenny seems to be angry at me, and I don’t know why. B: I know. She is unhappy because you said she looked old in her new dress. A:But I was just joking! B: She didn’t take it lightly. She felt hurt. A: Well, I guess you’re right. [   ]


48. A laptop, an MP3 player, and a cellphone are often considered as [   ] equipment for the generation raised in the age of technology.


49. He decided to continue the exhausting training for the Olympics, [   ] his physical condition was poor.


50. The joke you told me really [   ].