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


2. I just learned that Tivoli Gardens in Copenhagen, Denmark was the ____ for the original Disneyland in L.A., California.  


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


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


5. Little kids begin learning their mother tongue by [   ] what they hear around them.


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


7. The search engine gives the user easy [   ] to the required information.


8. On the average, a healthy heart __ to pump five tablespoons of blood with every beat. 


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


10. Working at your computer for a long time can [   ] pain in your wrists.


11. I have been taking the Yoga class [   ] I came to this school.


12. I was [   ] to find I did not have enough money to pay for the taxi fare. My face turned very red.


13. Many companies [   ] e-mails sent out by their employees. Is it OK for employers to check on their employees like this?


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


15. Academic performance should not be [   ] purely by examination results, which concern only a limited aspect of learning.


16. A: [   ]. What’s been going on? B: What do you mean by that? A:Look. You quit smoking. You no longer drive to work; instead, you use public transportation. And you eat really healthy food. You are going “green.”


17. He moved to the countryside as soon as he retired. However, he found himself unable to [   ] to country life because it was not so convenient as living in the city.


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


19. 《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.


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


21. 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. [   ]


22. Volcanic [   ] grounded thousands of passengers and fliers across Europe last year.


23. There are elegant shops on [   ] side of the street.


24. In order to make the project work,     between different departments is the key. 


25. Acid rain causes the ground to release [   ] substances; plants and trees are thus slowly poisoned.


26. The cars are moving so slowly that I can [   ] them just by walking fast.


27. You cannot leave [   ] you finish all the work the boss expects you to do.


28. A: Excuse me. I lost my cell phone on the MRT train. B: [   ] A: I lost my cell phone on the MRT train. Can you help me find it?


29. It is hard for me to [   ] the smell of Chanel No. 5 perfume.


30. I like to [   ] time [   ] my family.


31. My family’s newest [   ] is a print shop in Taipei.


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


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


34. Janine will probably lose her job [   ] her boss in front of the entire staff last week.


35. By that time the theater was already [   ], so we had to buy tickets for the next day.


36. Mark has been recording his daily activities in his [   ] since he was 10.


37. Jim is very [   ] and dynamic; he enjoys physical activities and you can seldom see him stay still for more than ten minutes.


38. It is a [   ] of law to ride a motorcycle without wearing a helmet.


39. His novel was [   ] by all the major publishers. Finally, a small publisher printed it and it became a best seller.


40. To have her own clothing store, Jane borrowed money from family members to get her business __. 


41. Many couples wanted a divorce but could not have one because their case was not covered by any [   ].


42. Many runners aim to run like an [   ] .


43. Volcanic __ grounded thousands of passengers and fliers across Europe last year. 


44. The shopping ____ policy aimed to stimulate consumption in order to boost up droopy economy. 


45. As [   ] as it had started, the rain stopped and the sun came out from the blue sky.


46. Gorillas are [   ] the best communicators of all animals.


47. A: Quiet down, or you may disturb the neighbors. B: [   ]


48. ____ you encounter any problems regarding the new system, please notify the tech support ASAP. 


49. Do you mind [   ] to the post office with me? I don’t think I know how to get there.


50. __ the election is the question both political parties are asking.