胆主决断

Which of the following statements about trading shares of stock or market efficiency is FALSE（）

A. Maintenance margin is the required percentage of an investor’s equity compared to the total value of the stock after the investor trades on margin.

B. The up tick rule requires that the last trade in the security be at a price higher than the previous trade.

C. External efficiency means prices adjust rapidly to new information.

阅读理解 。                           

     One day a man went home and said to his wife, " I bought something for you." "Thank you!" said his

wife. "What have you bought for me?" "I've bought a gold ring (金戒指). Here it is. " He took it out for

his wife to see. Then he dropped it to the ground. He began to look for it on the ground, but it was dark

in the house and he could not see anything. Then he went out and began to look for it in the street. Just

then a friend came along. "What's the matter with you?" asked his friend. "I am looking for my ring. I lost

it just now." said the man. "Where did you lose it?" "I lost it in my house." "You lost your ring in your

house, but you are looking for it in the street. How foolish it is!" "Ah," said the man," it is dark in my

house. I shall never find it there. But here in the street, it is much brighter. I can see everything. "

1. The man bought a ring for his _________.

A. son

B. wife

C. mother

D. daughter

2. He lost his ring _________.

A. in the street

B. in the house

C. at house          

D. on the house

3. _________ the man was looking for the ring, his friend came up.

A. Before

B. After

C. When

D. Because

4. Why did the man begin to look for the ring in the street? Because _________.

A. he lost it in the street

B. it was much brighter in the street

C. his friend came up

D. he wanted someone to help him

5. The friend thought the man was _________.

A. clever

B. bright

C. interesting

D. foolish

慢性消耗性疾病首先发生萎缩的器官、组织是（）。

A.内脏

B.骨骼

C.脂肪组织

D.肌肉组织

E.神经组织

读下图，回答问题：

（1）“西气东输”经过我国著名的煤炭能源基地省，这个省的简称是________。

（2）图中“西气东输”线路穿越的省区中，涉及黄河流域的有

A．宁、陕、晋、滇、鲁

B．甘、宁、陕、晋、豫

C．湘、甘、宁、内蒙古、豫

D．新、青、陕、晋、豫

（3）西部地区生态环境脆弱，承载能力低，因此开发必须走 ____“双赢”道路。[ ]

A．环境和开发

B．环境和经济

C．经济和资源开发

D．开发和利用

（4）黄河在开封市附近E河段的河水的补给来源除上游来水外，还有[ ]

A．地下水

B．支流汇水

C．大气降水

D．湖泊水

（5）F区是商品粮基地，其形成的有利条件主要是[ ]

A．生长期长

B．年降水量大

C．夏季风影响时间长

D．灌溉条件好

（6）A区是我国著名的灌溉农业区_________，其灌溉水源主要来自_____________。

（7）B地区目前主要存在的环境问题是______________，其人为原因是___ ___ _______。

（8）外商詹姆斯在上世纪90年代初到②城市考察时，发现该城市郊区有大片的稻田。现在又去到那里，发现稻田都改种玉米了，他感到大惑不解。请你用所学的地理知识解开詹姆斯的疑惑。

_____________________________________________________________________________。

（9）北京首钢已经开始由北京迁往河北唐山的曹妃甸地区，主要原因是[ ]

A．扩大首钢规模，提高经济效益

B．提高唐山经济实力

C．减轻对首都的环境污染和用水需求

D．便于原料的来源和产品的输出

治兵四要不包括（）

A.治气

B.治心

C.治力

D.治行