1. In the face of energy crisis, scientists worldwide are now exploring [   ] energy to replace fossil fuels.


2. I’ve always thought that [   ] the dishes is easier than preparing food, so it is my husband that does the cooking and I wash the dishes.


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


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


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


6. [   ] are small stores that sell fashionable clothes, shoes, jewelry, etc.


7. All employees are required not to discuss     information about the company. 


8. You should never speak [   ] anger to a small child.


9.     I read the proposal     the budget was so high. 


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


11. Just look at how much we [   ] when we worked together last week.


12. It didn’t take us long to get here because there [   ] traffic.


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


14. [   ] speaking, you don’t look nice in that sweater. The stripes on it make you look fat.


15. You should always [   ] your opinions politely.


16. According to the new tax laws, your tax will increase [   ] your income. The more money you make, the higher your tax is going to be.


17. Tom is very [   ] and helpful, and it has been nice having him in class.


18. If Sonia [   ] sorry for being late, she’d have apologized to me by now.


19. The [   ] of food in this world is unequal. Some suffer from hunger in many areas such as in Africa.


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


21. Since Michael and I work in the same hospital, I can hardly avoid [   ] him.


22. A:Why did Judy leave? B: [   ]


23. The joke you told me really [   ].


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


25. Lucy is a member of the drama club. Her dream is to become an [   ] or a singer.


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


27. The economy in that country is facing a severe slowdown and possibly a __ in the next few years. 


28. When she [   ] in track-and-field events in the 1960 Olympics, Wilma Rudolph won three gold medals.


29. Before you fly, please be sure to read the list of items [   ] from being carried onto the plane. You must not bring any of these items to the security checkpoints.


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


31. In this age of globalization, when people have more chances to travel, it is a great [   ] to speak more than one language.


32. Anna has been asking Henry to eat more healthily but he hasn't been [   ] by her arguments.


33. The book costs NT$1,200, __ of packing and delivery. 


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


35. Robert can’t drive us to the airport. He has [   ] to take us all.


36. 《Mother》: My daughter eats like a bird. 《Doctor》: [   ] Advise her to eat more.


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


38. The jury [   ] the prisoner guilty.


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


40. The air traffic controller informs the pilot how far [   ] from the touchdown point.


41. Most students think that there is a need to [   ] bus fare, but not all students agree to have the fare increased by 35 percent.


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


43. Foreign-trained employees have to [   ] their learned skill-sets to the local market.


44. The freeway is now [   ] to motorists after it was blocked off by a huge landslide yesterday.


45. We can always work toward improving our self-control, and, [   ], we can help others do the same.


46. ____ in 1952, the MIT Sloan School of Management is one of the world’s most prestigious business school.  


47. I think I should be going now. I’ve got to [   ] my son at the school in ten minutes.


48. I [   ] know him. I have talked to him no more than three times.


49. Kate lost her way while driving to River City. She [   ] her road map at home.


50. No matter what the [   ] will be like tomorrow, I’ll go fishing.