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    Ⅲ. Rainforests cover 6% of the earth’s surface. Rainforests are very important to us. They are the lungs of the earth. The plants in the forests help to make the air fresher and cleaner. They also help to control the weather. They give us wood, rubber, fruit and medicine. We need rainforests so much. But now rainforests are becoming much smaller than before. So we should protect them well. 【查看更多】

     

    题目列表(包括答案和解析)

    选择方框里词的适当形式填空。
    over ,   earth  ,  thousand , to  , wet
    Rainforests cover 6 % of the  小题1: surface. Many animals live in rainforests. Quite a lot of them live in the trees 　小题2:　　30 meters from the ground. There are lots of tall trees and   小题3:　of other different plants. It’s always dark and hot in rainforests and the ground is always  小题4: .
    Rainforests are very important  小题5:  us. They are the lungs of the earth. The plants in the forests help to make the air fresher.

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    根据短文内容，用方框中所给单词的适当形式填空，每词限用一次，其中有两个为多余选项。请将答案写在题后横线上。
    make; weather; happen; because; floor; day; part; year; come; need; ground; also
           Rainforests cover six percent of the earth's surface. There are rainforests in many   1   of the world,
    but the biggest forests are in South America, Africa and South East Asia. There aren't any rainforests in
    Europe or North America.
           About 75% of all the types of animals   2   from rainforests. Thousands and thousands of animals live
    in rainforests. There are many beautiful birds, insects and reptiles. Many of them live in the trees, over 30 meters from the   3   . There are also thousands of different plants - and lots of them are tall trees! It is
    always hot in a rainforest and the ground is always wet. It is   4   very dark there.
           The rainforests are very important for us. We   5   them! The trees and other plants in the forest help
    to make the air that we breathe. They also help to control the   6   . They give us wood, rubber, fruits and many of our medicines.
           Unfortunately, in many places, the rainforests are in danger. For example, many   7   ago there was a
    large rainforest in Java. There were thousands of different plants and animals in the forest, but now there is nothing.   People cut down the trees   8   they wanted to grow rice.   They also wanted to grow rubber
    trees   9   rubber. Many animals lived in the rainforest. Some of them went to other parts of Java, but many of them disappeared - forever. The same thing    10   now in many other parts of the world. The
    rainforests are in danger!

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    用方框中所给词语的适当形式填空，使短文正确、通顺、连贯（没词限用一次）。

    Part,  make,  ground,  come,  year,  need,  also,  weather,  happen,  because

         Rainforests cover six percent of the earth's surface. There are rainforests in many   1   in the world, but the
    biggest forests are in South America, Africa and South East Asia. There aren't any rainforests in Europe or
    North America.
        About 75% of all the types of animals   2   from rainforests. Thousands and thousands of animals live in
    rainforests. There are many beautiful birds, insects and reptiles (爬行动物). Many of them live in the trees, over
    30 meters from the   3  . There are also thousands of different plants-and lots of them are tall trees! It is always
    hot in a rainforest and the ground is always wet. It is   4   very dark there.
        The rainforests are very important for us. We   5   them! The trees and other plants in the forest help to make
    the air that we breathe. They also help to control the   6  . They give us wood, rubber, fruits and many of our
    medicines.
        Unfortunately, in many places, the rainforests are in danger. For example, many   7   ago there was a large
    rainforest in Java. There were thousands of different plants and animals in the forest, but now there is nothing.
    People cut down the trees   8   they wanted to grow rice. They also wanted to grow rubber trees   9   rubber.
    Many animals lived in the rainforest. Some of them went to other parts of Java, but many of them
    disappeared-forever. The same thing   10   now in many other parts of the world. The rainforests are in danger!
    1.________    2.________   3.________   4.________   5._________
    6.________    7.________   8.________   9.________  10._________

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    根据短文内容，用方框中所给单词的适当形式填空，每词限用一次，其中有两个为多余选项。请将答案写在题后横线上。

    　　Rainforests cover six percent of the earth’s surface．There are rainforests in many 　　1　　 of the world, but the biggest forests are in South America, Africa and South East Asia．There aren’t any rainforests in Europe or North America．

    　　About 75％of all the types of animals 　　2　　 from rainforests．Thousands and thousands of animals live in rainforests．There are many beautiful birds, insects and reptiles．Many of them live in the trees, over 30 meters from the 　　3　　．There are also thousands of different plants－and lots of them are tall trees!It is always hot in a rainforest and the ground is always wet．It is 　　4　　 very dark there．

    　　The rainforests are very important for us．We 　　5　　 them!The trees and other plants in the forest help to make the air that we breathe．They also help to control the 　　6　　．They give us wood, rubber, fruits and many of our medicines．

    　　Unfortunately, in many places, the rainforests are in danger．For example, many 　　7　　 ago there was a large rainforest in Java．There were thousands of different plants and animals in the forest, but now there is nothing．People cut down the trees 　　8　　 they wanted to grow rice．They also wanted to grow rubber trees 　　9　　 rubber．Many animals lived in the rainforest．Some of them went to other parts of Java, but many of them disappeared－forever．The same thing 　　10　　 now in many other parts of the world．The rainforests are in danger!

    1．________　2．________　3．________　4．________　5．________

    6．________　7．________　8．________　9．________　10．________

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