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问题 单项选择题

下面CGI脚本中的通用格式和content-types不是一一对应的是哪一项？（）

A.HTML与text/html

B.Text与text/plain

C.GIF与image/gif

D.MPEG与image/jpeg

答案

参考答案：D

填空题

滑动变阻器的原理是通过改变连入电路中的______来改变______的．为了使滑动变阻器对电路起到保护作用，一般将它______联在电路中，并且通常在使用前将滑片调到______的位置上．
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单项选择题

Everybody dreams. Some people think dreams can tell us about the future. Other people think dreams can tell us about ourselves. It’s like our (11) is talking to us.

Why are dreams (12) strange and hard to understand Some people think our brain uses (13) to talk to us. When we fly, swim, or fall down in our dreams, it has a (14) meaning. Lots of doctors help people (15) their dreams. They find that dreams tell us about our (16) and fears.

These days, many scientists (17) that dreams are very important. During the day, we have many (18) , and our brain receives a lot of information. When we dream, our brain (19) information that is not important, and puts the most important information into our (20) . As we learn more about the brain, we may find answers to our questions about dreams.

11().

A.body 

B.spirit 

C.brain 

D.heart
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