1. The supervisor was so [   ] of the new idea that his staff proposed that it was never put into real practice.


2. The Ministry of Defense has faced numerous difficulties getting volunteers [   ] in the military.


3. I have fallen in love with a girl [   ] father is a famous writer.


4. The nurse supported the sick child because he was too weak [   ] by himself.


5. [   ] at the back door, and they may hear you and open the door.


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


7. Shelly prefers red roses [   ] yellow ones.


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


9. Not only [   ] most male birds have extremely beautiful feathers, they know how to use them.


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


11. Tom’s desk was so ____ with papers that it was hard to find anything. 


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


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


14. The United Nations made an [   ] for help from all over the world after the earthquake.


15. Paparazzi are photographers who [   ] celebrities’ privacy by taking their pictures.


16. A: Is the treasurer in his office every day? B:Oh yes. [   ] he must sign all checks, he must be here all the time.


17. [   ] the cockroach when she screamed and stomped her feet furiously.


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


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


20. A: Can you visit us in New York over Christmas? B: I really want to, but I don’t think I can. A: [   ]. What’s the problem?


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


22. Tammy receives no payment because she is a [   ] worker in the hospital. She works there just because she enjoys helping people.


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


24. You should understand that learning a language well results from [   ] practice.


25. The athletes are getting in shape for the big [   ] next month.


26. George suffered very serious brain [   ] in a car accident.


27. My coworkers have been working hard to [   ] a fuel shortage next summer.


28. The government is taking a very [   ] approach to managing this economic crisis.


29. The interviewers were all very [   ] with the answers the job applicant gave.


30. The exact number of the audience is still unknown, but it is [   ] that there are around 10,000 people in the theater right now.


31. You can never make him [   ] his mind.


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


33. From now on, all visitors to the building must show their [   ] in the lobby.


34. Nick: May I speak with Sharon, please? Betty: I'm afraid you [   ] the wrong number.


35. A study shows that intelligence accounts for only 20 percent of the factors that determine success, [   ] EQ playing an important role in the remaining 80 percent.


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


37. The key players in the energy market, [   ] heavy capital investment, have little interest in innovation.


38. Las Vegas is a tourist [   ]. It's a must-go place for visitors who go to the U.S. for vacation.


39. Neither the teacher nor his students [   ] in the classroom last night.


40. China is calling for a new global currency [   ] the dominant dollar.


41. Athletes always wear clothes made of [   ] materials, so they may stretch their bodies without difficulty.


42. When a big company goes out of business it is usually all [   ] the news.


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


44. [   ] I did not like her at first, she ended up becoming my best friend.


45. The building collapsed, and only one person buried underground could [   ] survive the catastrophic earthquake.


46. [   ], I continued working until late last night.


47. You are the leader of this team; therefore, you need to listen to your members’ ideas and write down [   ] points for later discussion.


48. The escaping criminal [   ] himself as an old security guard, so the police failed to recognize him at first sight.


49. [   ] and blurred, it is extremely difficult to recover his sight.


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