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【单选题】
下列关于牙龈炎的临床表现正确的是A.
在炎症明显的部位，牙周探诊的深度常小于组织学上的龈沟深度
B.
探诊后出血多出现于牙龈颜色改变之后
C.
可通过牙龈点彩的有无来判断牙龈有无炎症
D.
重症龈炎可有上皮附着的降低
E.
若炎症局限于龈沟内壁时，牙龈表面的红肿不明显
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【简答题】下面程序运行时,内层循环的循环总次数是 . For m = 1 To 3 For n = 0 To m - 1 Next n Next mA. 5 B. 7 C. 6 D. 4
【简答题】One afternoon, many years ago, I went to pick up my mother from work. I got there a little early so I 21 the car by the roadside and waited for her. As I looked 22 the car window, there was a small pa...
【简答题】简述 电路交换、报文交换和分组交换的要点,并 从多个方面比较电路交换、报文交换和分组交换的主要优缺点。
【单选题】下面程序运行时,内层循环的循环总次数是 . For m = 1 To 3 For n = 0 To m - 1 Next n Next m
A.
4
B.
5
C.
6
D.
7
【单选题】. Clean water is ____ necessary than fresh air to the people living in big cities.
A.
no more
B.
no less
C.
much as
D.
not any more
【单选题】why was he always talking about the clean life and the virtues of fresh air ? what does the underlined part mean?
A.
not dirty, moral
B.
not, dirty, advantages
C.
not dirty, freshness
D.
the clean life: It normally refers to a life without vices or moral sins. the virtues of fresh air:the advantages of fresh air
【简答题】完形填空。 One afternoon, many years ago, I went to pick up my mother from work. I got there a little early so I 1 the car by the roadside, across the street from where she worked, and 2 for her. As I 3 ou...
【单选题】He watched her face intently to catch every _______ of expression.
A.
view
B.
move
C.
nuance
D.
glance
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