体力活动完全丧失。休息时仍有心衰症状或心绞痛。任何体力活动均可使症状加重属于心功能（

无价格涨跌幅限制的证券在开盘集合竞价期间没有产生成交的，连续竞价开始时，有效竞价范围内的最高买入申报价高于发行价或前收盘价的，以发行价或前收盘价为基准调整有效竞价范围。（）

阅读下列的材料，然后根据材料内容回答所提问题。

     Baima Zhuoga (白玛卓嘎) is a Tibetan girl. Her school is near Xigaze (日喀则). It is about 4,000 metres

above the sea level (海平面). Mount Qomolangma, the highest mountain in the world, stands about 200

kilometres from her school.

     The 15-year-old girl studies and lives at Bailang Middle School. Sometimes she walks home, and the trip

takes five hours! Sometimes her father drives her in their carriage (马车). It only takes two hours.

     In school, Zhuoga and her classmates learn Chinese, maths, English, history and geography. They also

have Tibetan class. They read stories in Tibetan language. Zhuoga's favourite class is music. There she learns

to sing Tibetan songs and dances. Like lots of Tibetans, Zhuoga sings very well.

     Every Wednesday, Zhuoga and her classmates have computer class. But they still can't surf the Internet.

Zhuoga knows about the Internet from books. She wants to try it very much.

     Zhuoga has a special wish. She wants to be a policeman one day. "Policemen catch bad people. They are

cool." said Zhuoga. "I will go to college and make my dream come true!"

1. Where does Zhuoga study?

    __________________________.

2. How does she go home?

    Either____________ or by carriage.

3. What subjects does she have?

    ___________________________.

4. What does she want to be when she grows up?

    She wants to be _____________________.

5. How will she make her dream come true?

    She will ____________________________.

The red flag looks extremely beautiful________the blue sky and white clouds.  [ ]

A. through  

B. against  

C. across  

D. beyond

胎心率早期减速的原因是（）

A.胎头受压

B.脐带缠绕

C.胳静脉暂时受压

D.脐带受压

E.胎盘功能减退

简述决策的过程。