长期大量应用氯丙嗪可引起锥体外系症状，其原理是A．阻断大脑边缘系统的DA受体 B．阻
题型：单项选择题
问题：
长期大量应用氯丙嗪可引起锥体外系症状，其原理是
A．阻断大脑边缘系统的DA受体
B．阻断中脑-皮质通路的DA受体
C．阻断黑质-纹状体通路中的DA受体
D．阻断结节-漏斗通路中的DA受体
E．阻断脑干网状结构中的α-受体
题型：单项选择题
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Many people take 1 for granted that black is a colour of bad things while white should always
mean something good. This may be because in their opinion, black is related 2 darkness and white
to purity. However, that is 3 always the case. Did you know that the same one colour may mean
4 (different) in different places of the world?
In 5 English-speaking wo
rld, black is the colour of mourning. People wear black clothes at the
funeral. Red is concerned with danger or bloodshed (流血). Yellow is the word for fear. If you are
afraid, you are yellow. Yet none of these sayings 6 true outside the English-speaking world. In
China and Korea white is the colour of mourning. In Russia, China and some other countries, red stands
for 7 (beautiful), life and excellence. In Italy and Germany, you are yellow with anger, not with fear.
Even within the English-speaking area it is not difficult 8 (find) colour contradictions (矛盾). A
redcap in the United States is a porter in a railway station. In Britain, 9 , a redcap is a military
policeman. Both names are logical because both men wear red caps. Similarly, the British term for an
American white collar worker 10 (call) a black-coated worker sometimes.