They are reading lesson on Page ． A．nine,Twelve B．nine,the twelfth C．the ninth,Twelve D．the ninth,the twelfth 题目和参考答案——青夏教育精英家教网—

题目内容

They are reading ________lesson on Page ________．

A．nine；Twelve	B．nine；the twelfth
C．the ninth；Twelve	D．the ninth；the twelfth

【答案】

【解析】略

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In most situations, light helps us see. But nowadays humans are using so much that it is in fact a kind of pollution.

When it comes to looking at the night sky, too much light makes it d 1. for us to watch some of life’s most wonderful views: stars, p 2. and even galaxies(星系).

According to scientific research, about 2, 500 stars can be seen by the human eye without u 3. any special equipment(设备). But because of light pollution, you can only see 200 to 300 stars from today’s countryside, and no more than ten stars from a city. In most big c 4., people cannot see the sky filled with stars like they did in their childhood.

Light pollution affects more than just our view of sky. Research s 5. that lots of nighttime light can harm wildlife, too.

When birds fly to a 6. place over cities, they sometimes get lost by the brightness and fly in circles(圈) u 7. they drop from tiredness. Sea turtles need dark beaches for laying eggs, but they can’t find their ideal places because of those bright lights.

Too much light at night m 8. even affect human health, but scientists are not sure of that. They are still learning more.

In order to prevent things from going w 9., governments and some organizations are working to reduce light pollution. Many cities and towns have taken action to reduce the use of lights at night. Lights are used only when and where they are r 10. needed.

Hopefully, in the near future, humans can enjoy the clear and beautiful sky again and all the wildlife will live a peaceful and undisturbed life, too.

根据下列短文的意思及首字母提示，完成单词。

      Guo Peng g   1    up at six-thirty every morning, and he g   2    to school at seven forty. He h   3    math
at eight-thirty and science at nine thirty. Biology is his f   4    subject. He l   5    it because it's really i   6   .
     Mr Baodwin is his math teacher. He e   7   lunch at school. His music and P.E.classes are usually in the
afternoon. They are r   8    , but he d   9   like history. Because it's b   10   . He had seven classes on
Monday, Tuesday and Thursday. He has six classes on Wednesday and Friday.
1.______ 2.______ 3.______ 4.______ 5.______
6.______ 7.______ 8.______ 9.______ 10.______

根据句意和首字母提示完成单词，使句意完整。

1. My favorite s_____ is science.
2. Linda likes art and music because they are r_____.
3. She is good at painting. She likes a_____ very much.
4. The second day of a week is M_____.
5. Our math teacher is very s_____ and he makes us very tired.
6. Amanda doesn't go to school b_____ she is ill(生病了).
7. I don't like math. It's b_____(枯燥的).
8. Selina is our new t_____ this term(学期).She teaches us English.
9. Linyi is a beautiful c_____.
10. I am very t_____ because I go to bed late.

根据句意和首字母提示完成单词,使句意完整。

1. My favorite s______ is science.
2. Linda likes art and music because they are r______ .
3. She is good at painting. She likes a______________ very much.
4. The second day of a week is M .
5. Our math teacher is very s__________ and he makes us very tired.
6.Amanda doesn't go to school b______________ she is ill(生病了).
7.I don't like math. It's b____________(枯燥的).
8.Selina is our new t______________ this term(学期).She teaches us English.
9.Linyi is a beautiful c_____________.
10.I am very t_____________ because I go to bed late.

根据首字母及句意完成单词。

1. Tom is a stamp fan. He likes c       stamps.
2. The ice is very thick. Let's go s       .
3. Yesterday my father bought me a p       of shoes.
4. They are r       money for the disaster area.
5. I have seen the film s       times.
6. I've been doing my homework s       two hours ago.

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