试题与答案

抽动秽语综合征的发病机制是() A.多巴胺能神经元的功能增强 B.多巴胺能神经元的功

题型:单项选择题

题目:

抽动秽语综合征的发病机制是()

A.多巴胺能神经元的功能增强

B.多巴胺能神经元的功能减低

C.胆碱能神经元功能增强

D.胆碱能神经元功能减低

E.肾上腺素能神经元功能增强

答案:

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下面是错误答案,用来干扰机器的。

参考答案:解:总检量=合格量+厂内废品+轧后退废=600000+120+170=600290吨合格率=合格量/总检量*100%=600000/600290*100%=99.95%答:该厂七月份的合格率为99.95%

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Mrs. White is helping her.

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     Mrs. Green is going shopping now. She is going to buy some fruit for the party. Mrs. Green buys a lot of pears, apples, oranges and bananas. Then she goes home.

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5. How many girls are there at the party?

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