问题 单项选择题

女,25岁,3个月来乏力伴四肢关节痛、脱发化验:HB70g/l,N0.72,L0.25,M0.03,PLT135×109/L,网织红细胞0.10,尿蛋白(++),血肌酐93,酸溶血试验阴性,骨髓检查显示增生明显活跃,粒红比例倒置,最可能的诊断是()。

A.自身免疫性溶血性贫血

B.骨髓增生异常综合征

C.睥功能亢进

D.肾性贫血

E.阵发性睡眠性血红蛋白尿

答案

参考答案:A

解析:脾功能亢进时,血细胞均减少,骨髓检查显示增生明显活跃,排除B项,酸溶血试验阴性,可排除E项,自身免疫性溶血性贫血是自身免疫机制所引发的一组溶血性贫血。

阅读理解

阅读理解。

     Yao Ming was born in China in 1980. In his last season with the Shanghai Sharks, he scored 32.4 points

per game. Now the big man from China is helping the Houston Rockets in the NBA. He is the son of two

great basketball players and learnt how to play basketball when he was young. Now, as one of the stars in the

NBA, he is working hard to make his dream come true and show the world that Chinese basketball players

love this game too!  

     Pele was a football player that everyone knew. He was born in Brazil (巴西) in 1940. He started playing

for Santos when he was only 16 and he didn't retire (退役) until 1977. He played for Brazil 111 times and he

scored 97 international goals. Pele came from a poor family. He started playing football in the street, like many

people around the world do. He was soon picked to play for Santos and quickly became an international person.

     Steffi Graf was born in Germany in 1969. She won the tennis semi-final (半决赛) at Wimbledon in 1985

when she was only 16, but she lost the final to another great tennis player, Martina Navratilova. People were

surprised by the strength and power of her game. She soon became a famous tennis player and she has won

most of the main matches several times.

1. In the passage, ______ is the youngest player.

A. Pele

B. Yao Ming

C. Steffi Graf

D. Martina Navratilova

2. ______ comes from the South America and is very famous all over the world.

A. Pele

B. Yao Ming

C. Steffi Graf

D. No one

3. In which year did Pele start playing for Santos?

A. In 1940

B. In 1956

C. In 1969

C. In 1977

4. From the passage, we know that ______.

A. Steffi Graf was born in Wimbledon in 1985

B. Steffi Graf won the tennis final when she was only 16

C. Martina Navratilova was also a tennis player

D. Steffi Graf has won few of the tennis players

5. Which of the following is NOT true?

A. Yao Ming is on the Houston Rockets now.

B. Pele became famous soon after he was picked to play for Santos.

C. Steffi Graf was a famous tennis player.

D. Martina Navratilova lost the tennis final at Wimbledon in 1985.

单项选择题