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【单选题】
对场所恐惧症的患者进行心理治疗时，先让患者回想哪些场合可引起紧张或恐惧，并按严重程度划分等级，然后按等级(由轻至重）逐步接近这些场合，使患者对这些场合的恐惧逐步减轻。此种疗法称为A.
系统脱敏
B.
暴露疗法
C.
漫灌疗法
D.
认知行为疗法
E.
行为矫正疗法
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举一反三
【单选题】在频率分布直方图中,下列说法正确的是
A.
每个小方块的高度值表示该组的频率
B.
所有小方块的面积之和为1
C.
Excel可以直接画出标准的频率分布直方图
D.
频率分布直方图与频数分布直方图是同一张统计图
【单选题】关于频率分布直方图,下列说法正确的是
A.
直方图的高表示某数的频率
B.
直方图的高表示该组上的个体数与组距的比值
C.
直方图的高表示该组上的总体数与组距的比值
D.
直方图的高表示该组上的个体在样本中出现的频率与组距的比值
【单选题】When you begin to consider life as a test, you will find______.
A.
you are bombarded with problems and responsibilities
B.
the result of the test is so good that you are delighted
C.
you have many opportunities to grow
D.
you have to go to school to take tests everyday
【单选题】听力原文：W: We'd like to order now. M: Yes? What would you like to begin with? Where does this conversation most probably take place?
A.
In a hospital.
B.
In the army.
C.
In a restaurant.
D.
In the classroom.
【简答题】塑料加工助剂主要可分为加工改性助剂、稳定化助剂和 .
【单选题】听力原文：W: Before we begin the tour of the factory, do you have any more questions? M: Yes, I have one. I' d like to know the exact difference between crystal and glass. W: Well, real crystal is generall...
A.
at an industrial site
B.
at a department store
C.
in a classroom
D.
in a skyscraper
【单选题】At a dinner, you can begin to eat
A.
when the guests sitting beside you begin.
B.
when the hostess says, 'Let's begin.'
C.
when the main course is served.
D.
when the hostess picks up her own spoon or fork..
【单选题】材料在振动或冲击作用下,能吸收较大能量,并产生较大变形而不突然破坏的性质称为韧性。 下列材料中不属于韧性材 料的是()。
A.
素混凝土
B.
钢材
C.
木材
D.
橡胶
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