[填空题]It is proved that the uncontrolled activity of free radicals caused many cancers.

[填空题]It is proved that the uncontrolled activity of free radicals caused many cancers.

[简答题]The first consideration in food preparation is freshness, regardless of the regional differences in cuisine. (periodic sentence)

[单项选择]

The Newest Addictions on Campus

A Princeton freshman, John Essenburg kept himself awake for all-night video game binges by swigging Bawls, the" traditional online gamer’s drink," as he calls it, that contains four times as much caffeine as a cup of coffee. On" hardcore" gaming streaks, Essen burg says, he’d drink two a day, stay up until noon and then crash, snoozing through his classes and waking up only for dinner and more playing time. As the creator and manager of an online gaming guild that connects a hundred players from around the world, the psychology major from Englewood, Fla., says he had to set an example with six or eight hours a day." It would get to the point where I couldn’t play and pass school at the same time," he says." I would have to completely uninstall (卸载) the games from my computer and spend about three weeks catching up."
Essenburg insists he-s neither a video game addict nor a caffeine junkie, attribut
A. They will be very energetic.
B. They will be irritable.
C. They will be very gloomy.
D. They will have withdrawal symptoms.

[单项选择]

Everyone in Britain has the right to religious freedom -- in teaching, worship and observance -- without interference from the community or the State. Religious organizations and groups may own property, run schools, and promote their beliefs in speech and writing. There is no religious bar to the holding public office.
Britain has a long tradition of religious tolerance. Freedom of conscience in religious matters was achieved gradually from the seventeenth century on words. The laws discriminating against, minority religious groups were gradually administrated less harshly and then finally repealed.
The past 30 years have seen the acceptance of a wide variety of religious beliefs and traditions of large numbers of immigrants are made at places of work to allow the members of non--Christian religious to follow their religious observances.
There are two established churches in Britain, that is, churches legally recognised as official churches of the State:
A. The community or the State has the right to interfere in religious freedom.
B. There are still tile laws discriminating against minority religions groups.
C. The religious beliefs have little effects on the social status of British.
D. Immigrants of different nationalities haven’t their own religious beliefs in Britain in the previous days.

[单项选择]Your proposal that they（）their conversation in French is quite reasonable.
A. are to carry on
B. will carry on
C. carry on
D. must carry on

[单项选择]How do the housewives learn about the offer of free groceries
A. On the radio.
B. At the supermarket.
C. From the manager.
D. From their friends.

[单项选择]An analyst determines that an 8 percent option-free bond, maturing in 2015, would experience a 3 percent change in price if market interest rates rise by 50 basis points. If market interest rates fall by 50 basis points, the bond’s price would increase by:（）
A. exactly 3%.
B. less than 3%.
C. more than 3%.

[单项选择]Questions 21—23 are based on the passage about Freud. You now have 15 seconds to read Questions 21—23.What are Freud’s contributions to psychology
A. Human personality.
B. His conscious theory.
C. His flee will.
D. Personality theory.