2016届高考英语人教版一轮复习：课时作业7_高考复习指南

2016届高考英语人教版一轮复习：课时作业7

　　2．C　细节理解题。根据第二段的句子“When the Keesling family of Indiana was about to be killed by carbon monoxide, their cat clawed at the wife Cathy's hair until she woke up and called for help.”可知 Winnie 是抓主人的头发，救了一家的命。故选C。

　　3．C　词义猜测题。根据破折号后面的句子“Toby as a 4weekold thrown into a garbage bin to die, and Winnie as a weekold orphan hiding under a barn...”可知两个动物是在很小的时候被主人救了。故选C。

　　4．B　主旨大意题。根据前面两段的内容，可知这篇文章讲的是猫和狗因为救了主人受到嘉奖。故选B。

　　Ⅱ.阅读填句

　　The sea has always interested man. From it he can get food, minerals and treasure. __1__ But he couldn't go far beneath its surface.

　　__2__ However, he isn't a fish. Because he must breathe air, he can't stay under the water's surface for any length of time. To explore deep water, man faces even more dangers and problems.

　　A diver who wants to stay under water for more than a few minutes must breathe air or a special mixture of gases. __3__ He can carry a tank of air on his back and breathe through a hose and a mouthpiece. Water weighs 800 times as much as air. Tons of water pushes against a diver deep in the sea. __4__

　　When a diver is under great pressure, his blood takes in some of the gases he breathes. As he rises to the surface, the water pressure becomes less. If the diver rises too quickly, the gases in his blood form bubbles. The diver is then suffering from the bends (潜水员病). The bends can cause a diver to double up in pain. __5__