使用染发剂染发后接触部位的皮肤出现红肿、水疱等炎症反应可能的

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问题单项选择题

使用染发剂染发后接触部位的皮肤出现红肿、水疱等炎症反应可能的原因是

A．发生了Ⅰ型超敏反应

B．发生了Ⅱ型超敏反应

C．发生了Ⅲ型超敏反应

D．发生了Ⅳ型超敏反应

E．以上都不是

答案

参考答案：D

完形填空

根据句子要求转换句型（共5小题，每小题2分，满分10分）

小题1:Xi’an is one of the few cities with city walls. Its walls remain as good as before. (两句合为一句)

Xi’an is one of the few cities __________________________________________.

小题2:She didn’t spend much time in reaching the standard for entering the Olympic Games. （同义转换）

___________________________________ the standard for entering the Olympic Games.

小题3:His mother told him not to waste time on computer games. （改为被动句）

___________________________________________________________________

小题4:By now, the government has spent a lot of money in protecting the old temple. （改为被动句）

____________________________________________________________________

小题5:And my memory became too large for me to believe it. （同义转换）

And my memory became ____________________________________________.

单项选择题

有中枢性肌肉松弛作用的是

A．延胡索乙素
B．纳洛酮
C．喷他佐辛
D．哌替啶
E．美沙酮