[单选题] 使血液沿单方向流动的基础是（）。 A.心脏特殊传导组织的节律性活动 B.大动脉的弹性 C.心瓣膜的规律性开闭活动 - 查题网

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河南成教 / 动物生理学

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[单选题] 使血液沿单方向流动的基础是（）。

A.心脏特殊传导组织的节律性活动

B.大动脉的弹性

C.心瓣膜的规律性开闭活动

D.骨骼肌活动和胸内负压促进静脉回流

积分

动物生理学

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题型描述: 阅读理解Michele Langlois is a young Canadian who works for the police as a handwriting expert. She has helped catch many criminals by using her special skill.When she was only fourteen, Michel was already so interested in the differences in her school friends’ handwriting that she would spend hours studying them. After finishing college she went to France for a special two-year class to learn how to analyze handwriting at the School of Police Science. On her return, she began her work for the Quebec police.Michele says that it is impossible for people to disguise their handwriting. She can discover most of what she needs to know simply by looking at the writing with her own eyes, but she also has machines that help her analyze different kinds of paper and ink. This knowledge is often of help to the police.Michele also believes that handwriting is a good sign of the kind of person the writer is. “I wouldn’t go out with a fellow if I didn’t like his handwriting,” she says. But she adds that she fell in love with her future husband, William Smith, before she studied his handwriting. It later proved to be all right, however. (201 words)1、 The underlined word “it” in the last sentence refers to _ _ _ _ _ _ A. William’s love for Michele B. William’s handwriting C. Michele’s analyzing skill D. Michele’s job 2、 Besides helping the police Michele uses her skill to _ _ _ _ _ _ _ . A. teach her friends B. decide if a person will do something wrong C. look for a husband D. tell what kind of person the writer is from his handwriting 3、 Where did Michele learn to analyze people’s handwriting? A. In Quebec Police Station B. At work C. In the middle school D. In a police school 4、 The best title for the text would be _ _ _ _ _ _ _ . A. Handwriting Reader B. Friends of Police C. Police Science D. Art of Handwriting 5、 Michele usually analyze handwriting by _ _ _ _ _ _ _ . A. studying the ink used B. examining the paper used C. using a machine D. looking at it统考英语A

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