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【单选题】
对于这样几个网段:172.168.16.0,172.168.17.0,172.168.18.0,172.168.19.0,最好用下列哪个网段实现路由汇总?A.
172.168.16.0/21
B.
172.168.17.0/21
C.
172.168.16.0/22
D.
172.168.20.0/20
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举一反三
【简答题】根据汉语意思填空。 1. Our English teacher is a _____ (英俊的) man. 2. Our head teacher has a sense of humour. He is one of the most _____(受欢迎的)teachers here. 3. My best friend is Jacky. He is both helpful and ___...
【多选题】(Brett is now greeting Mr. Granger, a regular customer and owner of a store around the corner. ) Brett : Good morning , Mr. Granger. Mr. Granger: Morning, Brett. Brett : What do you think of the sprea...
A.
It ’ s a great help to me
B.
I am trying to lose weight
C.
Well, I run a local tennis league
D.
It tells what I have sold
E.
In this way
【简答题】根据句意及首字母提示完成单词。 1. My English teacher isn’t in the classroom now. She is in her o_____ . 2. Jane works in a h_____ . She is a good doctor. 3. My mother is a Chinese teacher in a u_____ in Beijing. 4. ...
【单选题】典型的化脓性脑膜炎脑脊液的改变是
A.
细胞数增高、蛋白增高、糖增高
B.
细胞数增高、蛋白增高、糖正常
C.
细胞数增高、蛋白正常、糖增高
D.
细胞数正常、蛋白增高、糖下降
E.
细胞数增高、蛋白增高、糖下降
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