1、Is it worth it? Two things experts consider when judging any risk are (i) How likely the event is; (2) How bad the consequences if the event occurs. Experts think an asteroid big enough to destroy lots of life might strike Earth once every 500,000 years. Sounds pretty rare but if one did fall. It wo
2、uld be the end of the world. “If we dont take care of these bid asteroids, theyll take care of us,” says one scientist. “its that simple.”The cure, though, might be worse than the disease. Do we really want fleets(舰队,车队) of nuclear weapons sitting around on Earth? “the world has less fear from dooms
3、day(毁灭性) rocks than from a great nuclear fleet set against them.” Said a New York Times article.1.What does the passage say about asteroids and meteoroids?A. They are heavenly bodies different in composition.B. They are heavenly bodies similar in nature.C. They are more asteroids than meteoroids.D.
4、Asteroids are more mysterious than meteoroids.2.What do scientists say about the collision of an asteroid with Earth?A. It is very unlikely but the danger exists.B. Such a collision might occur once every 25 years.C. Collisions of smaller asteroids with Earth occur more often than expected.D. Its st
5、ill too early to say whether such a collision might occur.3.What do people think of the suggestion of using nuclear weapons to alter the course of asteroids?A. It sounds practical but it may not solve the problem.B. It may create more problems than it might solve.C. It is a waste of money because a
6、collision of asteroids with Earth is very unlikely.D. Further research should be done before it is proved applicable.4.We can conclude from the passage that _A. While pushing asteroids off course nuclear weapons would destroy the world.B. Asteroids racing across the night sky are likely to hit Earth
7、 in the near future.C. The worry about asteroids can be left to future generations since it is unlikely to happen in our lifetime.D. Workable solutions still have to be found to prevent a collision of asteroids with Earth.5. Which of the following best describes the authors tone in this passage?A. O
8、ptimistic(乐观的) B.Critical(批评的) C. Objective(客观的) D. Arbitrary(武断的)2. The law says that women should have the chance of doing the same jobs as men and earn the same as them.The reality is very different. Women lose because, 25 years after the Equal Pay Act, many of them still get paid less than men.T
9、hey lose because they do lower-paid jobs which men just wont consider. And they lose they are the ones who interrupt a career to have children.All this is reported in an independent study ordered by the Governments womens unite.The biggest problem isnt equal pay in work places such as factories. It
10、is a sort of work women do.Make a list of low-paid of jobs_ then consider who does them.Try nurses, secretaries, cleaner, clerks, teachers in primary schools, dinner ladies, and child care helpers. Not a lot of men among that group, are there?Yet some of those jobs are really important. Surely no on
11、e would deny that about nurses and teachers, for a start.So why do we reward the people who do them so poorly? There can be only one answer- because they are women.This is not going to be put right overnight. But the Government, which employs a lot of them, and other bosses have to make a start.It i
12、s disgraceful(可耻的) that we have gone into the 21st Century still treating women like second-class citizens.1.Women should have the chance of doing the same jobs and be paid equally as men _.A. after 25 yearsB. according to the lawC. as a result of the Equal Pay ActD. because women are as strong as m
13、en2.We can learn from the text what the problem really matters is _.A. that the women interrupt a career to have childrenB. what sort of work women do C. because they are womenD. what an unfair pay women get in workplaces.3.Which of the following best describes the writers idea?A. Women should get e
14、qual pay for equal work to that of men.B. Women should strengthen加强 themselves.C. The Government ought to protect women against getting paid less than men.D. Some of the jobs that women do are of great importance.4.When the writer says “This is not going to be put right overnight”, he means _.A. we must solv
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