阅读下面短文,把方框中的句子还原到文中,然后完成第五小题。(每题1分,共5 分)

If you look at the sky one night and see something moving and shining that you have never seen before, it might be a comet (彗星).

  A comet sometimes looks like a star.? ____1.____ It shines from the sunlight it reflects (反射). Like the earth, a comet goes round the sun, but on a much longer path (轨道) than the earth travels.

??? If a comet isn’t a star, what is it then?

 ? Some scientists think that a large part of a comet is water frozen into pieces of ice and mixed with iron and rock dust and perhaps a few big pieces of rock. ____2.______ These clouds, together with the dust, form a long tail.

Many people perhaps have seen a comet. _____3._____ .There may be millions of comets, but only a few come close enough for us to see.

An Englishman named Edmund Halley, who lived from 1656 to 1742, found out a lot about the paths that comets take through the sky.? ______4.____? . Others keep coming back at regular times. A big comet that keeps coming back was named after Halley because he was the one who worked out when it would come back again. Maybe you have ever seen Halley’s Comets because the last time it came close to the sun and the earth was in the year 1986. Then people all over the world were outside at night to look at it. You will probably be able to see Halley’s Comets when it comes near the earth again.

A. However no one knows how many comets there are.

B. Some comets move out of our sight and never come

C. Like a planet, a comet has no light of its own.

D. When sunshine melts (融化) the ice in the comet, great clouds of gas go trailing after it.

5.Which of the following is not true?

A. A large part of a comet is ice, iron and rock dust

B. Some comets keep coming back at any time

C. Halley’s Comets came back in 1986

D. Maybe many people have seen a comet

 

根据短文内容和以下提示:1)首字母提示,2)语境提示,3) 汉语提示,4)音标提示,在每一个空格内填入一个适当的英语单词。所填单词要求意义准确,拼写正确。

Everyone may fail or may meet with difficulties. When a person meets with difficulties, he should take a right attitude(态度) to them .In factpeople will give up after they fail once. They 1.r_________ themselves as failures(失败者),and are not able to get over the difficulties. Some people, however ,are able to take a correct attitude. They face up to the failure. They try to find2.________ what the trouble is. At last , they get over their difficulties . They have the right attitude to deal 3.w_______ difficulties.

“Do not ever lose heart. ”This is the 4._________ (建议)given by a successful young man. This young man once got hurt in his leg . He could never stand as before. This was an unlucky thing .But he didn’t lose 5.h___________. At last he found out that he could do things as good as other people. He started to do 6.___________( /inf?’mei?n/ ) on computers. He finally7._________ (成功) in becoming an expert(专家) on computers.

The story tells us not to lose heart 8. ________(/ w?t 'ev? /) happens. Difficulties are nothing 9._________ you have courage and confidence in yourself. Let’s learn something from the story. Keep on going , and you will make it. Remember: Nothing is 10.__________ (不可能)if you put your heart into it.

 

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