题目内容
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A．It changes the body's metabolism through rapid weight gain.
B．It tricks the body into responding as if it were in a different time zone.
C．It promotes increased alertness by adding snacks to the diet.
D．It builds resistance to illness by increasing intake of vitamins.
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A．It helps develop our personalities.
B．It enables us to acquire first-hand knowledge.
C．It makes our life more interesting.
D．It brings about changes in our lifestyle.
Why should parents stop rewarding their kids for eating vegetables？
A．It changes kids' eating habits.
B．It has only short-term effects.
C．It may lead to overeating.
D．It costs parents too much money.
A．It helps develop our personalities.
B．It enables us to acquire firsthand knowledge.
C．It makes our life more interesting.
D．It brings about changes in our lifestyle.
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A.It causes more fights in public places.
B.It damages people"s function of brain.
C.It changes the way of celebration.
D.It leads to more cases of alcoholism.
According to the last paragraph, what is a masterpiece？
A．It has a great name and good explanation.
B．It has a refreshing explanation.
C．It has different meanings according to different people.
D．It often changes its name so as not to push you around.
A．It is impossible for us to stop heart attacks and many people die for it.
B．Advances in medicine help stop many heart attacks and keep people alive.
C．Lifestyle. changes have increased the number of heart attacks.
D．We have the technology to cure all the heart attacks.
Which of the following is NOT mentioned about recombinant DNA technology？
A．It can bring about rapid and radical genetic changes in life forms.
B．It can be used to restructure DNA molecules to produce new desired plant and animal breeds.
C．It may increase the risk of producing some unexpected diseases.
D．It proves an effective way to cure cancer and other incurable diseases.
听力原文：M: Thanks for reviewing the draft of my research paper. What do you think of it？
W: Well, I wouldn't say it needs any revision.
Q: What is the woman's opinion of the research paper？
(16)
A．It's fine as it is.
B．Only a few changes should be made in it.
C．Major revisions are needed in it.
D．It won't be approved by the supervisor.
听力原文： If you are like most people, your intelligence varies from season to season. You are probably a lot sharper in the spring than you are at any other time of year. A noted scientist, Ellsworth Huntington concluded from other men's work and his own among peoples in different climates that climate and temperature have a definite effect on our mental abilities.
He found that cool weather is much more favorable for creative thinking than is summer beat. This does not mean that all people are less intelligent in the summer than they are during the rest of the year. It does mean, however, that the mental abilities of large numbers of people tend to be lowest in the summer.
Spring appears to be the best period of the year for thinking. One mason may be that in the spring man's mental abilities am affected by the same factors that bring about great changes in all nature.
Fall is the next-best season, then winter. As for summer, it seems to be a good time to take a long vacation from thinking.
(33)
A．It changes from year to year.
B．It changes with the seasons.
C．It varies from day to day.
D．It stays the same throughout the year.
