试题与答案

某研究者为了验证氯霉素对伤寒的疗效,在408例伤寒患者中进行对照试验,其中251例用

题型:单项选择题 共用题干题

题目:

某研究者为了验证氯霉素对伤寒的疗效,在408例伤寒患者中进行对照试验,其中251例用氯霉素治疗,其余157例不用。结果使用组251人中死亡20人,死亡率7.97%,未用组157人中死亡36人,死亡率22.93%,已有结论被亲自证实。

在人体试验中使用对照组、安慰剂和双盲法()

A.是对患者的一种欺骗

B.是违背人道主义原则的

C.是违背知情同意原则的

D.以征服疾病为目标,为发展医学的需要,严格控制在不损害患者利益的范围之内使用这一方法,是合乎医学道德的

E.是医学科研中经过考验的正确方法,可以在人体试验中无条件使用

答案:

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阅读理解。

     When we talk about stars, especially women stars, it seems that they are always young, pretty and own

charming body shapes. But recently a Britain's Got Talent (英国达人) star Susan Boyle has changed our

views absolutely.

     Simon Cowell, one of the judges of the talent show spoke of his shock over Ms Boyb's voice. "This lady

came up, and I'm thinking, "This will take five seconds and I can go to have a cup of tea." That changed when

she began to sing I Dreamed a Dream from Les Miserables. She knew we were going to have that reaction

and just to see that look of satisfaction on her face midway through-it was one of my favorite moments,"

Cowell said.

    The performance was posted On line and before long, the 47-year-old Scottish woman has been famous

all over the world.

    Speaking from her home in Scotland. Ms. Boyle said that she hadn't thought of changing her appearance.

She said that her friend helped her with make-up. "I mean, that's hardly a makeover." she added. 

    Ms. Boyle also spoke of the reason she first began to explore her vocal talents. "I was kind of slow at

school, so getting something like singing was a good way of hiding behind that and thus it built my

confidence."

1. Susan Boyle is _____. [ ]

A. a judge

B. a reporter

C. a beautiful lady

D. a Scottish woman

2. Susan Boyle had a look of satisfaction on her face when she was singing because _____.

[ ]

A. she was confident of her singing

B. she was satisfied with the judges

C. she was pretty and in good shape

D. she sang the song, I Dreamed a Dream from Lea Miserables

3. What does the underlined word "views" mean?

A. 见解

B. 预告

C. 复习

D. 景色

4. According to the passage,which is NOT true?

A. It was the vocal talents that built Susan's confidence.

B. Susan Boyle was not good at her lessons when at school.

C. Susan Boyle became famous because of her appearance.

D. Simon Cowell didn't think Susan Boyle a good singer at the time sight.

5. What can we learn from Susan Boyle's success?

A. It's never too old to learn.

B. It's easier to succeed at the age of 47.

C. If you have a dream, try to make it come true!

D. If you are not able to study well, to be a singer instead.

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