1. Mutual funds came into our country in recent years. This financial product was developed for those who do not have enough time, money and [   ] knowledge to invest.


2. The original model has been ____ and replaced by the new one. 


3. 《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.


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


5. After being bitten by a [   ] snake, John was sent to a hospital.


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


7. I __ know him. I have talked to him no more than three times. 


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


9. The snow [   ] on the roads makes driving an extreme hazard for people rushing to work in the morning.


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


11. A:How did it go in the office today? B: [   ]


12. My son is [   ] of the dark, so he never walks out of the house after sunset.


13. This machine is [   ]. All you have to do is turn it on and it will operate by itself.


14. [   ], I cannot agree with him on the matter.


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


16. Many families are struggling to [   ] during this recession.


17. After the car accident, I kept __ that things will get better. 


18. When there is no [   ], you had better compromise; otherwise, you might be caught at a deadlock.


19. To see is    . 


20. Those angry peasants held a sit-in [   ] make their protests against the new policy.


21. A 5-year-old child was lost in the [   ]. The forest made it hard to trace him down.


22. All of my friends were opposed [   ] a party without Mary and John.


23. Do you mind [   ] to the post office with me? I don’t think I know how to get there.


24. A:Good afternoon, Great Western Restaurant. This is Steven. How may I help you? B: I would like to make a reservation. A: Certainly, Madam. For what [   ]?   B: September 8th.


25. If the weather is good, we     the company outing as scheduled. 


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


27. There is a risk that the longer people put off their work, [   ] it will eventually get done.


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


29. The escaping criminal [   ] himself as an old security guard, so the police failed to recognize him at first sight.


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


31. How much do you guess [   ]?


32. Jim is very [   ] and dynamic; he enjoys physical activities and you can seldom see him stay still for more than ten minutes.


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


34. The government hopes that the charge for trash disposal can [   ] people from throwing away usable resources.


35. I want to see [   ].


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


37. There is a debate going on right now over [   ] to make mercy killing legal or not.


38. The president’s speech about the investment [   ] my own feelings.


39. It took the Davies' fifteen years to complete that [   ] mansion.


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


41. You can’t master English overnight! Remember that speaking it well [   ] a lot of practice.


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


43. The     plan of the company provides income security for their employees after retirement. 


44. [   ] for the sales in the first quarter may not necessarily be the final sales volume at the end of the quarter.


45. The patient appreciated [   ] breakfast in bed when she wasn’t feeling well.


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


47. Small businesses usually can respond to new market     fast and make necessary changes. 


48. Steve Jobs’ [   ] mastery of technological innovations and aesthetics successfully transformed the landscape of consumer electronics industry.


49. [   ] activity should be avoided after an operation.


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