1. The manager insists that the door [   ] locked at night.


2. I [   ] the floor when the earthquake occurred late last night.


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


4. A:May I ask what kind of work you are doing? B:I am working for the auditing department of the City Government. A: [   ] B:Yes, she works as a high-school teacher.


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


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


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


8. Healthcare workers, pregnant women and children aged between 6 months and 6 years are set to be [   ] recipients of immunization vaccine against the H1N1 virus.


9. I haven’t decided when I’m [   ] New York. I’ll let you know once I get the flight ticket.


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


11. The FDA planned to grant [   ] to clinical trial testing the use of the new drug.


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


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


14. I only wish that all my lectures drew such favorable [   ] as this time.


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


16. I bought a book and finished reading it [   ] I was on the train. The reading made the long-hour trip easier.


17. 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.


18. Defined most broadly, folklore includes all the customs, beliefs, and traditions that people have __ from generation to generation. 


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


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


21. The washing machine is not working properly. I have to get it [   ].


22. A:Don’t forget you still owe me fifty dollars. B: [   ]


23. It is often said that prevention is better than cure, so why not take some __ in advance? 


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


25. You could not [   ] all of your readings the night before the exam. You had better start to prepare for the test at least a week earlier.


26. The museum’s main hall [   ] an enormous book, and its restaurant looks like a big cake.


27. My mother [   ] for me when I arrived home last night.


28. He was an [   ] player until 20 when he turned professional.


29. 《Ken》: Oh my! 《Claire》: [   ]《Ken》: My headache is killing me.


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


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


32. 《Student A》: Excuse me. What is the time? 《Student B》: [   ]


33. Mr. Johnson rarely gets upset in the office,    ? 


34. Where did you have your hair [   ]?


35. This ring was a family heirloom, which was [   ] from my grandfather to my father.


36. Could you please tell me [   ]?


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


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


39. If the weather is good, we     the company outing as scheduled. 


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


41. I am [   ] the exam will be held next Tuesday. I just called to check the date.


42. The congressman's first public speech was [   ]. The day after his speech, tens of thousands of people gathered in the capital to protest against his racist remarks.


43. A: Gee, your room is a mess. B: I have been preparing for an important exam these days. [   ]


44. That is my [   ] favorite restaurant. The service is bad and the food doesn't taste good.


45. ____ production lines is the prioritized agenda in manufacturing industries. 


46. There were hundreds of [   ] at this ball game.


47. His corruption as a government employer has put a [   ] on his long-standing reputation.


48. If you are not sure about the meaning, you should [   ] the word in the dictionary.


49. I’d like to take [   ] of this opportunity to thank you all for your co-operation.


50. Modern people tend to value material enjoyment too much and ignore [   ] pursuit.