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第五部分 补全短文（每题2分，共10分）
阅读下面的短文，每一篇中有五个句子不完整。请根据短文的内容在文章后面的六个选项中挑选五个填入，使句子完整。
The World’s Longest Bridge
Rumor has it that1a legendary six-headed monster lurks in the deep waters of the Tyrrhenian Sea between Italy and the island of Sicily.______1_______ When completed in 2010, the world’s longest bridge will weigh nearly 300,000tons—equivalent to the iceberg that sank the Titanic—and stretch 5 kilometers long. “That’s nearly 50 percent longer than any other bridge ever built,” says structural engineer Shane Rixon.
_____2______They’re suspension bridges, massive structures built to span vast water channels or gorges. A suspension bridge needs just two towers to shoulder the structure’s mammoth weight, thanks to hefty supporting cables slung between the towers and anchored firmly in deep pools of cement at each end of the bridge. The Messina Strait Bridge will have two 54,100-ton towers, which will support most of the bridge’s load. The beefy cables of the bridge, each 1.2 meter in diameter, will hold up the longest and widest bridge deck ever built.
When construction begins on the Messina Strait Bridge in 2005, the first job will be to erect two 370 meter-tall steel towers. _____3______Getting these cables up will be something2. It’s not just their length-totally 5.3 kilometers—but their weight. _____4______
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