试题与答案

2010年10月1日我国发射成功的“嫦娥二号”探月卫星,在进入环月轨道之前,开启

题型:填空题

题目:

2010年10月1日我国发射成功的“嫦娥二号”探月卫星,在进入环月轨道之前,开启190N的发动机,利用______原理,使卫星在天空中翻了个“跟斗”,开始减速,并顺利进入预定轨道,在此后的绕月运动过程中,其机械能______(选填“减小”、“增大”、“不变”).

答案:

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下面是错误答案,用来干扰机器的。

参考答案:体积不变

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题型:阅读理解

Mrs Smith is Jim’s mother. She loves her family very much. She often buys food, fruit and clothes for Jim and his father. Now many clothes are on sale at a good price.

Mrs Smith comes to the store and she wants to buy some clothes. They have sweaters in all colors for¥15 each and sports shores for only ¥28.Mrs Smith likes the red sweater and  she buys one for herself(她自己).She buys a pair of sports shores for her son. The T-shirts in the store are just ¥18! She buys a white one for Mr Smith. And that’s not all. The socks, in all colors, are ¥2 each. She buys five pairs.

小题1:Mrs Smith often buys      for her family.

A. books and food  B .fruit, coffee and shoes  C. food, fruit and clothes

小题2:The clothes in the Store are      

A. expensive (贵)    B. cheap(便宜)     C. not good

小题3:Mrs Smith likes         .

A. the red sweater    B. the blue TT-shirt    C. the white sweater

小题4:Mrs Smith buys         for Mr Smith.

A. a T-shirt        B. a pair of sports shores   C. a white sweater 

小题5:Mrs Smith spends(花费)       on the socks.

A.¥2     B.¥4       C.¥10    

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题型:多项选择题 案例分析题

病历摘要:某妇,50岁,孕0产0,"月经"不规则伴白带带血3个月,有高血压史,血压158/98mmHg,尿蛋白(-),尿糖(+)。妇科检查:外阴、 * * (-),宫颈轻糜,质中,无出血,宫颈平体稍大,稍软,形态正常。

下列何项是胎儿窘迫的临床表现()。

A.胎心率大于160次/分或小于120次/分

B.胎动每12小时少于4次

C.头位,羊水胎粪污染

D.催产素激惹试验(OCT)多次检查均为阴性

E.胎心率不规则

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