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变质岩的成因，结构，构造？

答案

参考答案：

成因：岩石在地壳中受到高温，高压及化学成分加入的影响，在固体状态下发生矿物成分及结构构造变化后形成变质岩。

结构：几乎全部都是结晶结构。

构造：1板状结构2千枚状结构3片状结构4片麻状结构

填空题

根据句意及所给中英文或首字母提示，写出句中所缺单词。

1. The patients are very_______(感激的) to the doctors and the nurses..

2. — What colour do you like best?  — Red. It is the colour of _______(热) and srong feelings.

3. President Hu Jintao has met with many ________(领导人) from all over the world during the

    Beijing Olympic Games.

4. I have got a toothache, so I have to see a d________.

5. Tom is in a bad m_______and he didn't talk to anybody all day.

6. I can't _______(have enough money to buy or to do something) to go to school this term.

7. Colour can make us feel _______(in need of sleep).

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单项选择题

女，26岁，已婚，风湿性心脏病妊娠10周，从事轻家务活后感胸闷、呼吸困难。查：心率118次/分，呼吸22次/分，心界向左扩大，心尖区听见Ⅲ级收缩期杂音，性质粗糙，下肢水肿(+++)。最适当的处理是( )。

A．加强产前监护
B．低盐饮食
C．立即人工流产
D．积极治疗心衰，继续妊娠
E．控制心衰后行人工流产
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