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科目:初中英語 來源: 題型:單選題
從A、B、C、D四個(gè)選項(xiàng)中,選出可以填入空白處的最佳選項(xiàng)。
I think it's _________ useful advice, so I will always remember it.
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科目:初中英語 來源: 題型:
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科目:初中英語 來源:2011年安徽省蕪湖市第二十九中學(xué)初三年級(jí)第一次模擬考試英語卷 題型:完型填空
Different from popular thoughts, sometimes flu(流感) is not caused by bad weather. It is caused by viruses in the body. 51 , A/H1N1 flu has been spreading in the most parts in the world. Some studies have now shown that one of 52 ways of spreading the viruses is through the air when 53 A/H1N1 flu-sufferer coughs or sneezes. However, its viruses can sometimes spread by 54 . After a flu-sufferer rubs his nose, the viruses might be spread to his hand. Then a friend 55 to visit him, they shake their hands. The friend then gets something 56 by hand, and several days 57, he is infected. A child 58 is carrying A/H1N1 viruses uses tissues(面紙) to clean his running nose, although his parents pick up the tissues and carefully throw 59 away, they fail to wash their hands, and they will catch the viruses, too. So it is important for you to wash your hands often, it will stop the viruses from 60 in a way.
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科目:初中英語 來源:2012屆山東省東阿縣初三中考第二次模擬考試英語試卷(帶解析) 題型:完型填空
Different from popular thoughts, sometimes flu(流感) is not caused by bad weather. It is caused by viruses(病毒)in the body. 56 , A/H1N1 flu has been spreading in the most parts in the world. Some studies have now shown that one of 57 ways of spreading the viruses is through the air when 58 A/H1N1 flu-sufferer coughs or sneezes. However, its viruses can sometimes spread by 59 . After a flu-sufferer rubs his nose, the viruses might be spread to his hand. Then a friend 60 to visit him, they shake their hands. The friend then get something 61 by hands, and several days 62 , he is infected. A child 63 is carrying A/H1N1 viruses uses tissues to clean his running nose, although his parents pick up the tissues and carefully throw 64 away, they fail to wash their hands, and they will catch the viruses, too. So it is important for you to wash your hands often, it will stop the viruses from 65 in a way.
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科目:初中英語 來源:2011-2012學(xué)年江蘇省南通市初三適應(yīng)性考試英語試卷(解析版) 題型:閱讀理解
Every object has weight. But the center of its weight is not always in the middle of the object. If the top of an object is heavier than its bottom, it will fall over easily. We say that its center of gravity is high. But if the bottom is heavier, it won’t fall easily. Then we say that its center of gravity is low.
Look at the first picture. This empty box must fall over, because its center of gravity (C) is not above the line of its bottom (AB).
Now look at the second picture. There is some heavy iron in the bottom of this box. It will not fall, because its center of gravity is above its bottom.
1.If the bottom of an object is ______ its top, it will fall over easily.
A. lighter than B. heavier than C. no heavier than D. as heavy as
2.Please point out which box will not fall.
3.The main idea of the passage is _________.
A. why things fall over B. a low center of gravity
C. a high center of gravity D. that everything has weight
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