Is ______ red or blue? 

[    ]

A. Joan's bag    B. Joan bag  

C. the Joan bag  D. the Joan'sbag

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科目:初中英語 來源: 題型:

When the traffic lights turn red, we will stop driving a car or crossing a street. Why is red used for traffic lights instead of other colors?
As we know, scattering(散射) happens when light goes through the air. For the same media(媒質(zhì)), if the wavelength islong, the scattering will be short. If the wavelength is short, then the scattering will be long.
Of all lights we can see red has the longest wavelength, so the scattering is the weakest. That means the red light travels far. In fact, it travels farther on rainy days.
Using the red light can help drivers in farther areas sec the lights. It helps drivers stow down or stop in lime. If drivers don't see the red light until they are close, they may not be able to stop the car in time. An accident may happen Red can also excite people. We can act more quickly when we see the color red. In a word, red lights help drivers stop in time and help prevent accidents.
【小題1】 When the traffic lights turn ______, we will stop driving a car.
A. red    B green     C. yellow
【小題2】According to the passage, the scattering of the red light is the _______.
A. longest    b. weakest       C. farthest
【小題3】 The underlined word "wavelength" means________ in Chinese.
A.波浪        B.光波      C.波長
【小題4】 What can the red light help drivers do?
A. It can help drivers in farther areas see the lights.
b. It can help drivers slow down or stop in time.
C.A and b
【小題5】Which of the following is the best title?
A. Why do accidents happen
b. How does the red light travel
C. Why do we use red traffic lights

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科目:初中英語 來源:2013-2014學年江蘇省江陰市九年級上學期期末考試英語試卷(解析版) 題型:閱讀理解

Algae(水藻) are very simple plants. They grow in fresh water or salty water. Seaweed is algae that grow in salty water. Seaweed is red or brown in color. The Japanese people use these plants from the sea in many ways. From it, they make a food called Kombu. Kombu is seaweed that has been dried, cooked and pressed together. Then it is dried again and cut into long pieces. The Japanese eat a lot of Kombu and like it very much.

   Japanese farmers often use seaweed as fertilizer. It makes their plants grow better. Many farmers also find seaweed makes a fine food for their animals.

   From seaweed the Japanese also get iodine(碘), which they sell to other countries. Iodine is used in many ways all over the world. It is used in making medicine. It is added to the salt we use at the table. Scientists even use one form of iodine to “seed clouds” when they want rain to fall.

1.Kombu is a kind of ____ according to the text.

A. plant      B. medicine          C. food        D. fertilizer

2.In the last sentence of the text, “seed clouds” means ____.

A. clouds spreading like seeds

B. to make rain fall with human power

C. the seeds like clouds

D. dropping seeds by clouds

3.The main idea of the story is that ____.

A. The Japanese eat seaweed when they want rain to fall.

B. Kombu is made into medicine for farmers.

C. The Japanese eat a lot of Kombu.

D. The Japanese use seaweed in many ways.

 

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科目:初中英語 來源:2012-2013學年江蘇省南京市鼓樓區(qū)中考二模英語卷(解析版) 題型:閱讀理解

American black bears appear in a variety of colors despite(盡管) their name. In the eastern part, most of these bears have shiny black fur, but in the west they grow brown, red, or even yellow coats. To the north, the black bear is actually gray or white in color. Even in the same litter(胎), both brown and black furred bears may be born.

Black bears are the smallest of all American bears, ranging in length from five to six feet, weighing from three hundred to five hundred pounds. Their eyes and ears are small and their eyesight and hearing are not as good as their sense of smell. Like all bears, the black bear is timid and rarely dangerous, but if attacked, most can climb trees or cover ground at great speed. When angry or frightened, they are formidable(可怕的) enemies.

Black bears feed on leaves, roots, fruit, insects, fish, and even larger animals. One of the most interesting characteristics of bears, including the black bear, is their winter sleep. Unlike squirrels and many other woodland animals, bears do not actually sleep through the winter months. Although the bear does not eat during the winter months, sustaining(維持) itself from body fat, its temperature remains almost normal, and it breathes regularly four or five times per minute.

Most black bears live alone, except during the mating(交配) season. They prefer to live in caves. Baby black bears are born in January or February after a gestation(懷孕) period of six to nine months, and they stay with their mother until they are fully grown or about one and a half years old. Black bears can live as long as thirty years in the wild, and even longer in some nature reserves.

1.American black bears may have ___________ colours according to the passage.

A.four             B.five              C.six               D.seven

2.Black bears have a good sense of _________.

A.hearing           B.smell             C.eyesight          D.taste

3.Which of the following statements is RIGHT?

A.Black bears sleep through the winter months.

B.Black bears can live up to 30 years old.

C.Black bears are the smallest bears in the world.

D.Most black bears live in a group.

4.What does the underlined word “enemies” refer to?

A.Black bears’ enemies.                  B.Black bears.

C.Other large animals.                     D.American bears.

5.We cannot read the passage ___________.

A.in a newspaper                         B.on the Internet

C.in a book                              D.in an advertisement

 

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科目:初中英語 來源:同步題 題型:填空題

根據(jù)描述填寫正確答案。
1. They call me a man, but I'll never have a wife; I was given a body, but not given life; They made me a
    mouth, but I have no breath; Water gives me life, and the sun brings me death. What am I? 
                     
2. You find me in darkness, but never in light; I'm present in daylight, absent in the night; In the deepest
    of shades, I hide in plain sight. What am I? 
                     
3. I'm white and yellow. My coat is white and brown. I'm under a bird. What am I?
                     
4. I'm on a tree. I'm white, but my coat is red. or green or yellow. What am I?
                      

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