根据以上内容，回答11~15题。

It can be inferred fromthe first 3 paragraphs that

[A]the human Y chromosome has stoppedevolution．

[B]a man will no longer be a man in lomillion years．

[C]scientists are divided on the latestissue of Y chromosome．

[D]mathematical calculations are importantin genetic studies．

Once you were ill and were hospitalizedfor a few weeks in the Chaoyang Medical Center,City of Tai Yuan, Shanxi Province. During your stay the entire staff were kindto you. Write a letter to

1 ) tell about your stay in the hospitaland

2) extend your gratitude to the hospitalstaff.

You should write about 100 words onANSWER SHEET 2. Do riot sign your own name at the end of the letter. Use"Li Ming" instead. You don't have to write the address. ( 10 points)

Directions :

Write an essay of about 160-200 wordsbased on the following drawing. In this essay, you should :

1 ) describe the picture briefly,

2) interpret the meaning, and

3) support your views with example(s)

You should write neatly on ANSWER SHEET2. (20 points)

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根据以上内容，回答1~5题。

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