第2部分：阅读判断(第16—22题，每题1分，共7分)
阅读下面这篇短文，短文后列出7个句子，请根据短文的内容对每个句子做出判断。如果该句提供的是正确信息。请在答题卡上把A涂黑；如果该句提供的'是错误信息，请在答题卡上把B涂黑；如果该句的信息在文章中没有提及，请在答题卡上把C涂黑。
The Ice Age
Twenty thousand years ago, the earth was held in control by relentlessly (不宽容地) probing fingers of ice that drew power from frigid strongholds in the north and crept southwestward to bury forests, fields, and mountains. Landscapes that were violated by the slowly moving glaciers(冰川)would carry the scars of this advance far into the future. Temperatures dropped deeply, and land surfaces in many parts of the world were depressed by the unrelenting weight of the thrusting the same time, so much was drawn from the oceans to form these huge glaciers that sea levels around the world fell by three hundred and fifty feet, and large areas of the continental shelf became dry land.
This period of the Earth s history had come to be called the Ice Age. In all, about eleven million square miles of land were covered with ice. The Ice Age terminated about fourteen thousand years ago when the ice sheets began to retreat. It took about seven thousand years for the ice to retreat to its present level.
16 There were no human beings on the earth during the Ice Age.
A Right B Wrong C Not mentioned
17 The title can be replaced by The Glacial Epoch.
A Right B Wrong C Not mentioned
18 The glaciers in the passage are compared to a machine.
A Right B Wrong C Not mentioned
19 According to the passage, the glaciers moved from the north directly the the south.
A Right B Wrong C Not mentioned
20 According to the passage, before the Ice Age the continental shelf was submerged in water.
A Right B Wrong C Not mentioned
21 It can be inferred from the passage that glaciers were primarily made up of seawater.
A Right B Wrong C Not mentioned
22 The Ice Age twenty thousand years ago greatly benefits mankinds in the long term.
A Right B Wrong C Not mentioned
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