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【判断题】

接地封线的作用之一:当意外突然来电,可以通过封线接地使之短路以迫使电源侧开关跳闸。

A.
正确
B.
错误
举报
题目标签:跳闸迫使外突
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】自HesselBach三角外突出的疝称为()

A.
股疝
B.
腹股沟直疝
C.
腹股沟斜疝
D.
脐疝
E.
白线疝

【单选题】幼儿正在教室里画画,教室外突然传来一阵喧哗声,孩子们不由自主地探头去看,或侧耳倾听。这种现象属于?

A.
注意的分配
B.
注意的转移(主动,自己)
C.
注意的广度
D.
注意的分散(被动,无关刺激引起)

【多选题】根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。(71 )When a person does a certain thing again, he is impelled(迫使) by some unseen force to do the same thing repeatedly; thus a habit is formed.Once a habit is ...

A.
There are other habits which, when formed in early life, are of great help.
B.
Whether good or not habits are, they are easy to get rid of.
C.
We ought to keep from all these bad habits, and try to form such habits as will prove good for ourselves and others.
D.
Habits, whether good or bad, are gradually formed.
E.
It is very important for us to know why we should get used to good habits.
F.
These are all easily formed habits.
G.
It is therefore very important that we should pay great attention to the formation of habits.

【单选题】慢性炎症刺激,增生的宫颈黏膜向宫口外突出形成

A.
子宫颈糜烂
B.
子宫颈息肉
C.
子宫颈肥大
D.
子宫颈腺体囊肿
E.
子宫颈管炎