阅读理解。 Pregnancy(妊娠) and childbirth kill

题型:阅读理解

问题:

阅读理解。

    Pregnancy(妊娠) and childbirth kill more than 536,000 women a year. More than half of the

cases happened in Africa, according to the World Health Organization. In fact, most of the deaths

are preventable with basic medical care.

    The five leading causes are bleeding, infection, high blood pressure, longtime labor and bad

abortions (流产). Mothers' deaths from such causes were largely reduced nearly a century ago

in developed countries.

    Experts say that what kill many women are "the three delays",   the woman's delay in deciding

to go to the hospital, the time she loses traveling there and the hospital's delay in starting treatment.

Only about 15 percent of births have dangerous complications(并发症).

    Women lack education and information about birth control. Husbands and inlaws may decide

where a woman gives birth and insist that she stay at home to save money. However, there is no

single solution to a problem with so many factors shortages of doctors, nurses, drugs, equipment,

roads and transportation-though hospital officials are trying many things now.

    One stopgap measure to solve the problem for the present has been to train assistant medical

officers, to perform certain operations. Some African countries are now struggling to train more

assistants and midwives(接生婆), and provide places for pregnant women to stay near hospitals.

    But there is a long way to go. Only 20 percent of women in the continent give birth at the hospital.

More than 50 percent stay at home to give birth, and the rest go to local clinics that cannot handle

emergencies.

1. Which is not included in the five leading causes of women's deaths during pregnancy and childbirth? 

A. Infection.

B. High blood pressure.

C. Traveling long distances.

D. Bleeding.

2. The underlined word "stopgap" probably means "________" in     the passage.

A. final      

B. temporary

C. effective    

D. instant

3. What can we learn from this passage? 

A. Most problems that cause women's deaths during pregnancy and childbirth can be treated or

prevented.

B. Developed countries should help African countries reduce mothers' deaths.

C. The husbands in poor countries should take responsibility for their wives' deaths.

D. The governments of African countries have to take more effective measures to save pregnant women.

4. What is the author's attitude towards the future of preventing women's deaths during pregnancy and

childbirth?

A. Positive.                

B. Negative.

C. Objective.                

D. Subjective.

考点:健康环保类阅读
题型:阅读理解

下列各式中,去括号正确的是(  )

A.-(a+b)=-a+b

B.2(a-b)=2a-b

C.x-(2y+z)=x-2y-z

D.x-(-y+z)=x-y-z

题型:阅读理解

请你利用下列材料用具,设计一个实验,探究酒精对水蚤心率的影响。

(1)材料用具:活水蚤、蒸馏水、体积分数为95%的酒精、吸管、载玻片、盖玻片、量筒、吸水纸、显微镜、计时器、清水。

(2)方法步骤: ①配制体积分数分别为5%、10%、15%、20%的酒精,需要用到____________等仪器。 ②如果你欲探究的问题是:不同体积分数的酒精对水蚤心率有影响吗?

③依据问题作出的假设是:____________________。

④该实验中的变量是____________________。

⑤用吸管吸取一只水蚤放在载玻片上的清水中,轻轻盖上盖玻片,在显微镜下观察水蚤心脏跳动并记录心跳次数。得到如下所示数据:

(3)根据实验数据你得出的结论是:随着酒精体积分数的增加,水蚤心率逐渐_________________。         

(4)通过本次探究,请你谈谈酗酒对健康有什么影响?____________________。

题型:阅读理解

哪项对鉴别Kartagener综合征有意义()

A.紫绀

B.呼吸困难

C.肺部干啰音

D.鼻窦炎

E.杵状指

F.心尖搏动位置

题型:阅读理解

纳税人在开票时,税款所属期选择为2009-01-01到2009-01-31,提取的减免金额为600,那么维护减免规则时,减免时间单位为月,而维护的减免金额可能为()。

A、600元

B、300元

C、100元

D、0

题型:阅读理解

特别重大突发公共卫生事件主要包括哪一些?

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