古代印度婆罗门教有严格的等级规定，处于最高级的是（）A、首陀罗种姓 B、刹帝利 C、

阅读理解。

     One morning, Mr Smith comes into the garden at the back of his house. He sees much snow in the garden.

He wants to drive (驾驶) his car out, So he asks a man to clean the road from the garage (车库) to the gate

(大门). He says to the man,"Don't throw (扔) any snow on this side. It will damage (毁坏) the flowers in my

garden, and don't throw any on the other side, for it will damage the wall. And don't throw any in to the street,

or the policeman will come." Then he goes out.

     When Mr Smith comes back, the road is clean. There is no snow on the flowers. on the wall or in the

street. But when he opens the garage to get his car out, he sees the garage is full (满的) of snow from the path

and the Car is under the snow.

1. One morning, Mr Smith finds _________ is full of snow.

A. his garage

B. his car

C. his garden

D. his house

2. He wants a man to clean the road because he __________.

A. doesn't like snow

B. often asks the man to do it

C. has no time to clean the road

D. wants to drive his car out of the garage

3. Where does Mr Smith tell the man to throw the snow in the garden?

A. On the wall

B. On the flowers

C. We don't know

D. Into the street

4. When Mr Smith opens the garage, he________.

A. finds it is full of snow

B. takes the snow out

C. finds them is no car there

D. takes his car out

5. Mr Smith's car is _________.

A. in the street

B. under the snow in his garage

C. in front of his house

D. near the road

下列哪种情况不适用于病例对照研究（）

A.检验病因假设

B.研究药物副作用

C.简述"三间分布"

D.研究影响疾病预后的因素

E.罕见病病因的研究

下列叙述错误的是

A．妊娠合并贫血是妊娠期最常见的合并症

B．铁剂通过简单扩散方式从母体转给胎儿

C．几乎有50%孕妇合并贫血

D．为预防缺铁性贫血可从孕中期开始补铁治疗

E．正常成年妇女体内含铁总量为2g，主要以结合方式存在

乘自动扶梯时，应靠右站立，留出左侧以便他人通行。

为了取得（）的信任，扩大商品销售，企业可以对出售的商品，提供质量信誉保证。

A、顾客

B、营业员

C、供应商

D、厂家