问题 单项选择题

下列哪种情况使血液黏度增高

A.血细胞比容明显降低
B.纤维蛋白原减少
C.红细胞数减少
D.切变率降低
E.温度增高

答案

参考答案:D

解析:黏度即内摩擦。当温度不变时,全血黏度主要决定于血细胞比容的高低,血浆黏度主要决定于血浆蛋白的含量。全血黏度还受血流切率的影响。

阅读理解

“My dear dad, where are we going?” Have you ever heard of this question? It’s from the song of Hunan TV station’s show: Where Are We Going, Dad?

The show is played on Fridays. In the show, five pairs of fathers and kids go to strange places and finish interesting tasks. The fathers learn to cook and look after their kids. The kids learn about being independent (独立的).

Wang Lu, 13, from Hebei, says, “I like Kimi very much, though (尽管) he finds it hard to finish the work alone. You know, he is so young.”

Zhao Jingjing, 14, from Jiangsu, says, “I like Guo Tao’s son very much. He looks strong-minded. He doesn’t cry when he meets trouble, and he can often look after himself and even other kids.”

On the journey of life, kids learn to grow up, and adults learn to be better parents. Maybe we can plan a trip with our parents. Shall we go?

小题1:When can we watch the show on TV?

A.On Wednesdays.

B.On Thursdays.

C.On Fridays.

D.On Saturdays.小题2:How many pairs of fathers and kids are in the show?

A.Four.

B.Five.

C.Six.

D.Seven.小题3:In the show, who finds it hard to finish the work alone?

A.Wang Lu.

B.Guo Tao’s son.

C.Zhao Jingjing.

D.Kimi.小题4:What does the underlined word “strong-minded” mean?

A.意志坚强的

B.意志脆弱的

C.爱笑的

D.爱哭的小题5:Which of the following is True according to the paasage?

A.This most popular show is played on Hubei TV station.

B.To grow up, we need to be strong-minded and independent.

C.In the show, kids learn to cook and look after their fathers.

D.Zhao Jingjing is from Hebei and she likes Kimi very much.

选择题