1. The Spanish Flu [   ] from 1918 to 1920 claimed over thirty million lives around the world.


2. Climbing unemployment rates and dropping job opportunities are huge [   ] to the new government.


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


4. The knife isn’t useful because its [   ] is dull.


5. Keep the [   ] card after you buy some appliances. You need to show it if repairs are necessary.


6. The police arrested the suspect, but in the absence of [   ] he was set free soon.


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


8. The jury [   ] the prisoner guilty.


9.     the CEO walked into the conference room, all department managers became very nervous. 


10. Accounting is a profession [   ] has always interested me.


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


12. Nancy screamed when she saw a taxi [   ] into an old woman on the street.


13. I like all [   ] of music—pop music, country music, jazz and so on.


14. I want to see [   ].


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


16. To prevent sewage from entering the waterways and protect public health, the city councilman strongly demanded that the sewage system ____ in three months. 


17. A: Can you pass the test? B: [   ] A: Good for you. I’m very likely to fail.


18. Mr. Chang is a very successful salesman; he is very aggressive and always takes the [   ] in his work.


19. A: What are you doing this weekend, Emma? B: [   ]


20. A: Is this film good to watch?B: Yes, it is.    . It’s so moving. 


21. A:I’d like to know whether foreign banks earn less profit when they deal with small firms instead of large conglomerates. B:[   ] They earn more. A friend of mine told me so.


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


23. The building collapsed, and only one person buried underground could [   ] survive the catastrophic earthquake.


24. The piano is one of the most popular musical [   ] today.


25. Many of our character traits are not tested [   ] we are in a difficult situation.


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


27. A:Hi, John. How’re you doing today? B: [   ]


28. According to the health official, the rate of increasing number of cases is not beyond [   ] is expected and the symptoms of all the patients are mild.


29. Most of the people in my office want to stay [   ], so they exercise regularly.


30. 《Customer》: I’m looking for a portable CD player. 《Salesgirl》: [   ]《Customer》: Hmm. Do you have something a little less expensive?


31. 《Student A》: Excuse me. What is the time? 《Student B》: [   ]


32. [   ] the cockroach when she screamed and stomped her feet furiously.


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


34. The total number of the [   ] people in that remote area is decreasing.


35. [   ], I continued working until late last night.


36. A:My goodness! There are so many people waiting outside! B: [   ] A: Maybe we should just go to another restaurant. Looks like it will take forever to go get in. B: That’s a good idea.


37. Volcanic __ grounded thousands of passengers and fliers across Europe last year. 


38. 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.”


39. What can you tell me about [   ] the subway in Tokyo?


40. Mr. Stevenson always [   ] a sense of genuine interest in his students. No wonder his students like him so much.


41. Jenny was brought up in a poor family. She had to [   ] her free time to baby-sit her neighbor’s 2-year-old boy to pay for her high school education.


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


43. Acid rain causes the ground to release [   ] substances; plants and trees are thus slowly poisoned.


44. 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.


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


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


47. For the sake of health, many people have dramatically reduced the amount of red meat they [   ].


48. Ever since childhood, Marnette had always wished she [   ].


49.     English, many Chinese classical novels gain attention and popularity in the US. 


50. [   ], they would not have solved their financial problem.