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【单选题】
结核菌素实验的原理属于A.
Ⅰ型超敏反应
B.
Ⅱ型超敏反应
C.
Ⅲ型超敏反应
D.
Ⅳ型超敏反应
E.
试管凝集反应
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【简答题】将下列各式因式分 （1）4x 2 -16； （2）（a 2 +b 2 ） 2 -4a 2 b 2 ．
【单选题】_______ money, she is quite rich. However this does not mean that she is happy.
A.
Concerning
B.
In terms of
C.
As to
D.
In the light of
【单选题】Which of the following is true about Oprah Winfrey?
A.
She is not straightforward with her audience.
B.
She prefers fashionable and exciting topics.
C.
She is not quite successful as a talk show host.
D.
She is less annoying than those who slander others.
【单选题】下列关于道路交通调查的阐述不正确的是( )。
A.
道路交通调查是为了掌握交通流量的各种现象,以道路上的车辆为调查对象,为实现道路交通畅通提供第一手资料
B.
调查方法大致可分为区间观测、地点观测和行驶试验三个方面
C.
交通量是指单位时间内通过道路某一断面的车辆数,通常以一天或一小时为时间单位
D.
交通量、行驶速度、单位面积通车量的关系为:交通量=行驶速度×单位面积通车量
【单选题】She is quite rich______money. However, this does not mean that she is happy.
A.
in spite of
B.
in favor of
C.
in terms of
D.
in case of
【单选题】______ money, she is quite rich. However, this does not mean that she is happy.
A.
Concerning
B.
As to
C.
In terms of
D.
In the light of
【简答题】She is learning to play golf because she wants to play with her friends. True or not? Why? She is learning to speak French at the moment. True or not? Why? She is learning driving at the moment, and s...
【简答题】将下列各式因式分解：(本题10分) （1） （2）
【简答题】将下列各式因式分 （1）m 3 -8m 2 +16m （2）（x 2 +y 2 ） 2 -4x 2 y 2
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