类风湿关节炎患者，Ig以哪型增高为主（） A.IgG B.IgA C.IgM D.I

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问题单项选择题

类风湿关节炎患者，Ig以哪型增高为主（）

A.IgG

B.IgA

C.IgM

D.IgE

E.IgD

答案

参考答案：C

解析：类风湿关节炎患者的Ig以IgM为主，且是针对自身抗原的IgM。

句型转换

句型转换。

1. There are five books in my bag. (对画线部分提问)

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2. My sister often reads books in the evening. (对画线部分提问)

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3. Amy went to a park yesterday. (对画线部分提问)

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4. They bought some gifts for their new friends last Sunday. (变为一般疑问句，作否定回答)

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5. Sarah usually goes to school by bike. (变为否定句)

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单项选择题 A1型题

细辛具有的功效是（）。

A.回阳救逆

B.温肝暖肾

C.温中降逆

D.宣通鼻窍

E.理气和胃