1. Not until Toyota debuted the model Prius in the late 1990s [   ] the technology of hybrid engine.


2. [   ] working part-time at a fast-food restaurant, Monty has made enough money to pay for his studies.


3. Many schools no longer ask students to wear [   ] nowadays.


4. I didn’t go to Taipei last week; I wish I [   ] there.


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


6. Sara felt [   ] tired [   ] exercise yesterday.


7. A friend of [   ] is coming to stay with me next week.


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


9. Peter always complains about the hot and [   ] weather in Taiwan. He misses the dry and cool seasons in Florida.


10. How much do you guess [   ]?


11. The economy is in bad shape, one reason for which is the rising [   ] rate.


12. The congressmen have reached a [   ] that smoking should be banned within thirty feet from the entrance of a building.


13. 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.


14. Joe is really [   ] about the party tonight. He’s making lots of preparations to make sure everyone can have a good time.


15. Most people like to talk about the subjects with [   ] they are most familiar.


16. We have been waiting for Jack for almost two hours. I wonder [   ].


17. My family’s newest [   ] is a print shop in Taipei.


18. When we receive text messages of promotions from a company, we must be ____ of possible false advertisement out of which the company wants to make profit.  


19. The man spent so little time with his family [   ] his daughter didn’t even recognize him.


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


21. Ms. Johnson was busy [   ] the house when the postman came.


22. Tim knows smoking is unhealthy but he is having a hard time [   ].


23. A: [   ]. What’s been going on? B: What do you mean by that? A:Look. You quit smoking. You no longer drive to work; instead, you use public transportation. And you eat really healthy food. You are going “green.”


24. If a soldier lost his weapons in a __, he needed to fight with just his body. 


25. 《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.


26. 《Customer》: I’d like this one, please. 《Clerk》: [   ] 《Customer》: I’ll put it on my Best Card.


27. If Miss Chen works for another 5 years, she will be [   ] for a pension when she retires.


28. 《Ken》:I have two tickets to the basketball game tonight. Would you like to go? 《Tim》: [   ]《Ken》: Why can’t you go? 《Tim》: I’ve got to hand in a 10-page report tomorrow morning and I’m still working on it.


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


30. There is a beautifully [   ] lion in the lobby of the building.


31. 《Joanna》: I want to go shopping. [   ]《Rainy》: Sure. I also want to buy some winter clothes.


32. Climbing unemployment rates and dropping job opportunities are huge __ to the new government. 


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


34. Cultures [   ], so we sometimes need to adjust our behavior when we are in a new country.


35. Advertising is distinguished from other forms of communication [   ] the advertiser pays for the message to be delivered.


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


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


38. The power supply in this area is not [   ]. You had better save your file every ten minutes.


39. A: [   ] B:What sorts of thing?


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


41. I am looking forward to [   ] from you at your earliest convenience.


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


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


44. Under no circumstances [   ] accept his proposal of buying our factory.


45. The label on the canned pork says this product is [   ] to be free of preservatives.


46. Public education [   ] would need to be increased for small-size classes, teacher training programs and new E-learning facilities.


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


48. The search engine gives the user easy [   ] to the required information.


49. If I were you, I would purchase more insurance, just for your own [   ].


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