Directions: Put the following sentences into Chinese. All of them are taken from the passages you have just read.

　　71. Recent studies have shown that the behavior of rats is greatly affected by space.

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　　72. At least six hundred languages have been developed in the search for a language which all human beings would be able to speak.

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　　73. Throughout this century English has grown more and more important. It has become a second language for many millions of people.

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　　74. By comparison, an earthquake of similar intensity that shook America in 1988 claimed 25, 000 victims.

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　　75. The new designs should offer even greater security to cities where earthquakes often take place.

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　　Section B Directions: Put the following sentences into English.

　　76. 我過(guò)去常常浪費(fèi)很多時(shí)間玩游戲。

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　　77. 理論上說(shuō)，你的計(jì)劃聽上去不錯(cuò)，但實(shí)際上行得通嗎?

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　　78. 小女孩的歌聲給老人帶來(lái)了歡樂(lè)，幫住他忍受住種種生活的艱辛。

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　　79. 這個(gè)倔強(qiáng)的男孩不愿意聽從父母的忠告。

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　　80. 只要你一輩子不停地努力工作，你在回憶往事時(shí)就會(huì)感到心滿意足的。

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