空气污染物毒理学实验常用的染毒方法如下，除了A．急性吸入染毒_爱下问搜题

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问题单项选择题

空气污染物毒理学实验常用的染毒方法如下，除了

A．急性吸入染毒性
B．慢性或亚慢性吸入染毒法
C．腹腔注射法染毒法
D．气管注入法染毒法
E．皮肤染毒法

答案

参考答案：C

解析：空气污染物主要通过呼吸道进入人体，也可直接刺激皮肤。A、B、D、E都是常用的染毒方法。而腹腔注射法一般不用。

完形填空

完形填空。

     This is    1   English girl.   2   name is Kate.   3   is eleven.  Kate is 4   a
red coat.  That is a Chinese boy. 5 name is Li Lei.   6   is eleven.   7     8
are in the same class.    9   teacher is Miss Wang.   10  is a good teacher.

( )1. A. a
( )2. A. His
( )3. A. He
( )4. A. in
( )5. A. Her
( )6. A. She
( )7. A. to
( )8. A. We
( )9. A. Our
( )10.A. You

B. an
B. It's
B. I
B. on
B. My
B. He
B. too
B. They
B. Your
B. He

C. the
C. Her
C. She
C. to
C. His
C. They
C. two
C. I
C. Their
C. She

单项选择题 B型题

咯血伴呛咳（）

A.支气管扩张

B.肺结核

C.肺梗死

D.钩端螺旋体病

E.支气管肺癌