内墙面喷底子灰有几种工艺？它们的做法分别是什么？

阅读理解。      

     A man is going to the house of a rich man. He sees a box of good apples by the road. He says, 

"I don't want them, because the rich man will give me a lot of good food." Then he takes the apples

and throws (扔) them into the dustbin (垃圾箱).

     He comes to a river. The water in the river is very deep and he can't get across (穿过) it. He

says to himself, "I can't go to the rich m an' s house today." So he goes home.

     He has nothing to eat that day. He is very hungry, so he comes to the apples.

     Don' t throw good things away,  you m ay be glad to have them sometimes.

根据短文回答下面的问题。

1. Where does the m an find a box of apples?

    ________________________________________________

2. Why does he throw the apples away?

    ________________________________________________

3. He can't go to the rich man's house. Why?

    ________________________________________________

4. Why the man is hungry and comes to the apples?

    ________________________________________________

5. What do you learn from this story (故事) ?

    ________________________________________________

衬有绝缘层的钢铁制电缆导管

如果字段内容为声音文件，则该字段的数据类型应定义为。

A．文本

B．备注

C．超级链接

D．OLE对象

阳和汤的功用是

A．温中补虚，理气健脾
B．温经散寒，养血通脉
C．温中祛寒，补气健脾
D．温阳补血，散寒通滞
E．益气温经，和血通痹

冬天双手捧着热水袋会感到暖和，这是利用       的方式增加了手的内能；双手反复摩擦也会感到暖和，这是利用         的方式增加了手的内能。