G．Be sure to get plenty of sleep so your eyes don't strain to stay open during the day.

　　本文为说明文，讲述的是如何自然地改善视力问题，并提出一些相应的建议。

　　1．A　从该tip中的内容可知，该段讲述的内容与strain有关，故可知答案。

　　2．F　根据Try palming可知答案是F。

　　3．C　根据主题中的sugar可知答案是C。

　　4．D　根据下文可知，该空内容应引出下面要讲述的锻炼眼睛的语句，故选D。

　　5．E　根据Eat healthy可知，该段内容讲述的与饮食有关，故选E。

　　Ⅲ.语法填空(建议用时9′)

　　阅读下面短文，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。

　　[2016·荆州质检]The woman often called the First Lady of New York died on August. Brooke Astor was one hundred and five years old. The extremely wealthy and famous New Yorker spent much of her life __1__ (help) the needy in her beloved city.

　　She was born in Portsmouth, New Hampshire. She was the only child of a high level military officer. After two earlier __2__ (marry), she married Vincent Astor in 1953 again. He came from a family __3__ had been rich for at least one hundred years. Among other things, he owed many buildings in New York City. Brooke Astor became one of the __4__ (rich) women in the world when Vincent Astor died. She also became head of a huge charity organization __5__ (found) by her husband. He repeatedly had told her she would have fun giving __6__ his money. And apparently she did. Miss Astor gave tens of millions of dollars __7__ (main) to places and people in New York City. She said it was the sensible choice because that was __8__ the money had been made. She gave financial support to the city's cultural centers, the poor and disabled as __9__ as to many other smaller charities. When she died, the mayor of New York said the city would not be what it is today __10__ her support.

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