South America Located mostly (most) in the southern half of the earth, South America is a very【C1】________ (interest) contin

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问题                                                        South America
    Located mostly (most) in the southern half of the earth, South America is a very【C1】________ (interest) continent. The northern part of the continent is【C2】________ (cover) by the Amazon Rainforest, which is home to thousands of the plant and animal species. It is a very important force【C3】________ (shape) the world’ s weather and climate patterns. And it is also important for the【C4】________ (develop) of the economy of South America.     Products such as chocolate, rubber, coffee and many kinds of medicine are【C5】________ (harvest) from the plants found in the rainforest. Even the liquid from the skin of some species of tree frogs are being used as【C6】________ (experiment) medicines. Other parts of South America are very【C7】________      (differ).  The Andes Mountains spread over the【C8】________ (west) part of South America.  The ranges, about 5,500 miles long, are a continuous barrier, with many peaks rising beyond 20,000【C9】________ (foot). Southern South America is an extremely【C10】________ (wind) and cold place where many species of penguins (企鹅), seals and whales live.
【C7】

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答案different

解析 由空格前的are和副词very可知,此处应填一个形容词。differ的形容词形式为出different(不同的)。
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