1. Can you [   ] how old Ms. Wang is? She is 50, but she looks as if she were only 30.


2. We still have [   ] time, so you don’t need to hurry.


3. A single bacteria, __ the right conditions, divides rapidly into colonies of billions in one day. 


4. I [   ] use a payphone. I just use my cellphone instead.


5. I [   ] out a document when my boss walked into the office.


6. She looked immensely [   ] when she learned that her son had survived the crash.


7. A lot of debris [   ] at the site of explosion for quite a while.


8. If you want to be promoted at work, you need to work [   ].


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


10. My father and his partners’ cooperation is based upon their [   ] respect and understanding.


11. The dentist was ?lling a large [   ] in her tooth.


12. For the sake of health, many people have dramatically reduced the amount of red meat they [   ].


13. Though it is too early to say whether the storm will make [   ] in Taiwan, it is predicted heavy rain for northern and eastern parts of the island over the coming days.


14. If a soldier lost his weapons in a [   ], he needed to fight with just his body.


15. Mr. Chang is a very successful salesman; he is very aggressive and always takes the [   ] in his work.


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


17. According to the health official, the rate of increasing number of cases is not beyond [   ] is expected and the symptoms of all the patients are mild.


18. As __ as it had started, the rain stopped and the sun came out from the blue sky. 


19. I was so hungry that I ate one cookie after [   ] until they were all gone.


20. With all things [   ] into consideration, I think we’d better give up the plan.


21. Group registrations are not allowed. Each member must register for the conference    . 


22. After eleven o’clock in the evening, the bus is empty __ the driver and the conductor. 


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


24. We don’t need to __ what the future will hold; just focus on the present task. 


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


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


27. What is an instrument which is used to see things far away?


28. Old soldiers never die; they only __. 


29. There is a risk that the longer people put off their work, [   ] it will eventually get done.


30. You like this movie, and [   ].


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


32. He bought a car right after he obtained a driver's [   ].


33. A: Are you excited about your first day of work? B: Of course. That’s my first job. A: How are you going to the office? B: [   ]


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


35. I usually buy daily necessities in the same grocery store. The clerks know me because I'm a regular [   ].


36. A lot of heavy smokers [   ] lung cancer every year.


37. The local farmers are looking to advanced agriculture as better protection from foreign __ after Taiwan joins the WTO. 


38. A: Oh! You look terrible. [   ] B:I just finished my paper and I didn’t get a wink of sleep last night.


39. Mary is never absent and always studies hard, so she [   ] as one of the excellent students in her class.


40. After many years of moving, Daniel finally found a [   ] home in the Dublin suburbs.


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


42. [   ] before the twentieth century, traders carried coffee from Africa to Arabia.


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


44. Many portable products are made as     as possible for user’s ease to carry. 


45. George Washington [   ] his father’s cherry-tree.


46. A:Hey, Paul. I see you walking lame all the way. [   ]? B:Nothing. I just sprained my ankle while playing basketball the day before yesterday.


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


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


49. You [   ] your father the truth then. That way, he wouldn't be so angry with you now.


50. My brother's [   ] is to become a doctor; but he'll need to study hard to get into medical school.