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


2. Violence has become so [   ] in movies these days that many parents do not want their children to watch them.


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


4. Foreign-trained employees have to __ their learned skill-sets to the local market. 


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


6. A:Anna? Anna Dickson? I thought it was you! B: [   ] A: Oh. I am so sorry. I must have missed her too much.


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


8. I like this movie very much. I have seen it [   ].


9. Dr. Wilson, __ is the CEO of the company, will be here to give a speech at the opening ceremony next week. 


10. [   ] in 1952, the MIT Sloan School of Management is one of the world’s most prestigious business school.


11. __, I cannot agree with him on the matter. 


12. The government is figuring out ways to maintain our economic [   ] so that the unemployment rate will go down.


13. Many ads use our __—like fear or love—to persuade us that we need the product. 


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


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


16. Old soldiers never die; they only [   ].


17. I usually buy daily necessities in the same grocery store. The clerks know me because I'm a regular [   ].


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


19. A single bacteria, [   ] the right conditions, divides rapidly into colonies of billions in one day.


20. The children could not help but [   ] when the clown stepped on the stage.


21. 《Jenny》: Where did you get your hair done? It looks so stylish. 《Lilly》: [   ] By the way, I highly recommend the hairstylist called Paul. 《Jenny》: Thanks. I’ll sure go take a look.


22. The coach, together with his team players, [   ] warmly welcomed when they got off the bus.


23. The former CEO of Highhills Inc. was believed [   ] a suicide.


24. 《Tom》:I’m going to take a singing class. Do you want to take it with me? 《Penny》: [   ]《Tom》: Really? Sing a song for me now.


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


26. A: Excuse me. I lost my cell phone on the MRT train. B: [   ] A: I lost my cell phone on the MRT train. Can you help me find it?


27. To [   ] road accidents, we should always follow traffic rules.


28. The girl Frank likes has said no to him, so he has no choice but to take [   ] wants to go with him to the party.


29. 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. 


30. Major newspapers have their Internet websites [   ] daily, so their readers can get the latest information.


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


32. Where are you going? I’m going to the [   ].


33. Since being slim is the trend, Margaret is trying to lose weight by [   ] herself.


34. From a poor family, Joanna has never dreamed of studying abroad because she knows that it would [   ].


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


36. That old man has no family, so he sometimes gets very, very [   ].


37. You should always [   ] your opinions politely.


38. The original model has been [   ] and replaced by the new one.


39. 《Tom》: Are you free tonight? 《Cathy》: [   ]《Tom》: Too bad. I was thinking maybe we could go see a movie tonight.


40. Sharon was going to pay for the yellow blouse with credit card, [   ] then decided to pay cash instead.


41. I’m a grown man. Don’t talk to me [   ] I were a three-year-old kid.


42. 《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.


43. ____ for the sales in the first quarter may not necessarily be the final sales volume at the end of the quarter. 


44. When the orange trees [   ], there is a sweet fragrance in the air.


45. Taiwan is famous for its [   ] industry. Many foreigners are using computers made in Taiwan.


46. The mayor determined to build a [   ] city. By then, users can get access to the Internet at any time and any place in the city.


47. The washing machine is not working properly. I have to get it [   ].


48. Being an assistant is just a [   ] job. Allen plans to find a permanent position in an international corporation.


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


50. [   ] you encounter any problems regarding the new system, please notify the tech support ASAP.