1. A: What do you usually do in your spare time? B: [   ]. I enjoy doing this especially after a stressful day.


2. Oil and natural gas exist on this planet in a limited supply; therefore, it is essential for people to develop [   ] to these nonrenewable energy sources.


3. The luxury tax is set to [   ] on July 1, but it has already dampened enthusiasm in the real estate market.


4. 《Nicole》: Do you have any plans for tomorrow, Alison? 《Alison》: [   ]《Nicole》: Let’s go shopping!


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


6. Please do not [   ]. The waste bin is just around the corner.


7. My twin sister’s values have [   ] so much over the years that we are no longer compatible.


8. You should live within your income. Otherwise, you won’t be able to earn enough money to [   ].


9. The Ministry of Finance announced tax __ for the victims of the 921 earthquake and of typhoon Toraji. 


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


11. 《Friend A》: Look at this. I think I want to get this purple skirt. 《Friend B》: I thought [   ].《Friend A》: Yeah, but I don’t have a purple one. 《Friend B》: Do you need every color in the rainbow?《Friend A》: Yes!


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


13. All branch stores are required to fill out the [   ] report to check if there is enough merchandise on shelf and in stock.


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


15. For many people, one of the joys of __ is the prospect of parenthood. 


16. Look! Here is a new [   ] bill.


17. Mark has been recording his daily activities in his [   ] since he was 10.


18. Not until Toyota debuted the model Prius in the late 1990s ____ the technology of hybrid engine. 


19. The parrot used its strong [   ] to crack open the nuts.


20. It was [   ] of you to let me use your cell phone. My parents felt less worried after they got my call.


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


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


23. The window [   ] by my little brother yesterday.


24. Gardening is my mother's favorite [   ]. She loves to spend time taking care of the flowers.


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


26. Students have to pay tuition fees before they start [   ] courses via the computerized registration system.


27. 《Linda》: Alex, it’s your turn to do the dishes, isn’t it? 《Alex》: [   ]《Linda》: You know very well that I did the dishes last night.


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


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


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


31. In the box [   ] some photos that I took when I was on the trip.


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


33. Nowadays, many industries try to do something for     problems. They know the earth is greatly damaged by pollutants. 


34. The judge took pity [   ] the poor man.


35. A fine will be     on the drivers who fail to pay their highway toll on time. 


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


37. [   ] the election is the question both political parties are asking.


38. In the past year I have developed an important relationship with my [   ].


39. The UN has [   ] its troops from Iraq. Let’s hope that war will come to an end soon.


40. Historical insights serve to clarify and [   ] the critical activity of a period.


41. He went for an ocean voyage and __ his health. 


42. I don’t know [   ]. Why not call and ask him in person?


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


44. Soon after they were born, most babies will develop a daily [   ] of eating and sleeping.


45. Has the contest already [   ]?


46. The jury [   ] the prisoner guilty.


47. Oscar doesn’t like to watch baseball games. [   ] does his twin brother.


48. 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.


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


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