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问题 单项选择题

男性，56岁。因胸痛3天来院急诊，心电图证实为急性前壁心肌梗死。下列哪项实验室检查诊断的特异性最高（）

A.血清CPK的同工酶CPK-MB增高

B.SGOT增高

C.血沉（血红细胞沉降率）显著增快

D.血清CPK增高

E.血清LDH增高

答案

参考答案：E

阅读理解
Today, not all people over 70 think they are old. People stay younger for longer. Here are three women who are over 70 and are still strong. What do they do, and how long have they done it?

79-year-old Omara from Cuba(古巴) is one of the most popular jazz singers in the world.  She has been singing and dancing in clubs for 60 years. Her latest CD, Gracias, came out in 2009 and is enjoyed by people of different ages.

Dodo was born on September 1, 1919. She has been an outstanding American tennis player for more than 70 years, from a young girl into her 90s. Now she plays in the matches for people over 75 and has won over 320 medals.

American lady Carmen, who was born in 1931, has been a model since she was 13. Her job started when a photographer saw her on a bus and asked to take her photo. Today she still shows up on world-class fashion shows, shining brightly together with young girls who are in their 20s.
小题1:Omara, Dodo and Carmen are all_________.
A．from AmericaB．young and famous
C．old but still workingD．working with young girls
小题2:Omara has been singing and dancing in clubs for_________ years.
A．60B．70C．75D．90
小题3:Dodo has won over 320 medals in_________.
A．singing contestsB．photo contests
C．dancing contestsD．tennis matches
小题4:Carmen became a_________ at the age of 13.
A．singerB．modelC．tennis playerD．photographer
小题5:What does the reading above tell us?
A．These days young people are not as hard-working as the old.
B．Women in Western countries are not supposed to retire early.
C．Many people stay younger for longer because they keep on working.
D．The three ladies are still working because they want to make more money.
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句型转换

句型转换。

1. He said, “Are you interested in English?" (合并为宾语从句)

He asked me ______ I ______ interested in English.

2. The book is a story-book. That book has a red cover. (合并为一句)

That book______ has a red cover______ a story-book.

3. When do the Smiths leave Beijins? Can you tell me? (合并为宾语从句)

Can you tell me______ the Smiths______ Beijing?      

4. Mr. Liu said to us, "I'll go to Chengdu next week." (合并为宾语从句)

Mr. Liu told us ______ ______ go to Chengdu the next week.

5. The boy wanted to watch the baseball match but didn't want to stay at home. (改为同义句)

The boy wanted to watch the baseball match______ ______ staying at home.

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