试题与答案

What does the speaker feel about summer pi

题型:单项选择题

题目:

What does the speaker feel about summer pictures

A.Summer films might cause mental damage to the audience.

B.Summer films need to give due respect to the audience’s intelligence.

C.Summer films should cater to both children and grownups.

D.Summer films should not target at the mass-market.

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D解析: 肾上腺素激动α受体,收缩小动脉和毛细血管前括约肌,降低毛细血管的通透性;激动β受体可改善心功能,缓解支气管痉挛;减少过敏介质释放,扩张冠状动脉,可迅速缓解过敏性休克的临床症状。

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