1. My mother always says we should think things through before [   ] anything.


2. I went to the store [   ].


3. At Patty’s wedding, her mother made a few polite [   ] about her husband’s family.


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


5. She claims to be an advocate of animal rights. [   ], she is always wearing fur and carrying a crocodile-skin purse.


6. The book costs NT$1,200, [   ] of packing and delivery.


7. Snow [   ] more solar radiation than liquid water. Therefore, don’t forget to protect your eyes when you go skiing.


8. A lot of debris ____ at the site of explosion for quite a while. 


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


10. Advertising is distinguished from other forms of communication __ the advertiser pays for the message to be delivered. 


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


12. 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. 


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


14. A:Hi, John. How’re you doing today? B: [   ]


15. After the car accident, I kept [   ] that things will get better.


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


17. A [   ] has four corners.


18. A spokesperson for the MOTC says that the “fat cat“ problem will be [   ] in the coming weeks in order to meet the expectations of the public.


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


20. 《Mary》: How much juice would you like? 《Ted》: [   ] 《Mary》: No problem. We’ve plenty.


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


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


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


24. It is imperative that the city council     in favor of the city renewal plan. 


25. He can type very fast. He [   ] type 80 words a minute.


26. After she had the cosmetic surgery, the doctor reminded her to avoid any [   ] to the sun.


27. A student's frequent absence from school is often a clear [   ] of his problem in life and study.


28. 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.


29. Tigers are a(n) [   ] species, but they are still hunted for their bones and skins in some areas.


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


31. I'd [   ] go to the zoo [   ] visit the museum.


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


33. I haven’t decided when I’m __ New York. I’ll let you know once I get the flight ticket. 


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


35. Jack [   ] to help clean the classroom after school. Everybody is surprised because he is usually very lazy.


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


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


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


39. The piano is one of the most popular musical [   ] today.


40. The 2010 Flora Expo, held in Taipei, is very successful. Do you know [   ] city is going to host the next Flora Expo?


41. Professor Lin does [   ] not late assignments. Students have to hand them in on time.


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


43. The man spent so little time with his family __ his daughter didn’t even recognize him. 


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


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


46. When traveling around the world, a person must [   ] eating different types of food.


47. At first I didn’t find her annoying, but after a while her behavior began to [   ] me.


48. In this industry, you really need to keep [   ] if you don't want to be caught off guard.


49. A thorough analysis of market ____ can increase the success rate of a new product. 


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