问题 单项选择题

指出下列关于发育的百分位数法描述中,哪项是错误的

A.在大数量调查基础上计算各指标的百分位数

B.可用百分位数划分发育等级

C.可制成某指标的百分位数图

D.在百分位数图上能观察出儿童发育的变动

E.能看出身体发育的匀称程度

答案

参考答案:E

解析:本题是考查对生长发育评价方法,尤其是对百分位数法的掌握。百分位数法是生长发育常用的评价方法之一,其原理和制作过程与离差法大致相似,只是其基准值和离散度均以百分位数表示。可用于评价反映儿童发育状况及其变动,但不能看出身体发育的匀称程度。故E是错误的。

阅读理解

阅读理解。

      Peter wanted very much to be a soldier when he was a child. So he joined the army (军队) when

he was eighteen, and for several months he was taught how to be a good soldier. He did quite well in

everything except shooting. One day he and his friends were practicing their shooting (射击), and all

of them were doing quite well except Peter. After he had shot at the target (靶) nine times and hadn't

hit it once, the officer who was trying to teach the young soldiers to shoot said, "You are quite hopeless,

Peter. I don't waste your last bullet! Go behind that wall and shoot yourself with it!"

       Peter felt ashamed (难为情). He went behind the wall and a few seconds later, the officer and the

other soldiers heard the sound of a shot.

       "Oh, dear!" the officer said. "Has that silly man really shot himself?" He ran behind the wall as quickly

as he could, but Peter was all right."I'm sorry, sir," he said, "but I missed again."

1. Peter joined the army in order to ______?

A. be a soldier

B. be good at shooting

C. make friends

D. get a good job

2. The officer thought Peter was hopeless because ______.

A. he didn't know how to use a gun.

B. he didn't get along well with other soldier.

C. he was poor at shooting.

D. he couldn't do anything well.

3. What the officer said at the end of the first paragraph(段落) shows that ______.

A. the officer really wanted Peter to die

B. the officer was very angry with Peter

C. the officer was not a kind-hearted man

D. the officer was afraid that Peter would shoot himself

4. The officer felt ______ when he heard the sound of a shot.

A. ashamed

B. frightened

C. excited

D. disappointed (失望)

5. What happened at the end of the story?

A. Peter became a good soldier.

B. Peter killed himself behind the wall.

C. The officer was pleased with Peter in the end.

D. Peter missed the target for the tenth time.

单项选择题 A1型题