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【单选题】
报文交换的基本原理是A.
存储—转发
B.
建立连接
C.
拆除连接
D.
物理连接
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反馈参考答案：
举一反三
【简答题】以下数据结构中，属于非线性数据结构的是（ ）。 A)栈 B)线性表 C)队列 D)二叉树
【单选题】There is clear evidence _____ smoking does harm to our health. [ ]
A.
where
B.
what
C.
which
D.
that
【单选题】In front of our house _______ we used to swim.
A.
a river lies that
B.
does a river lie where
C.
lies a river which
D.
lies a river where
【单选题】— ()? — She's our history teacher.
A.
What's she
B.
Where does the woman work
C.
Who is she
D.
How is the woman
【简答题】翻译课文:Office etiquette is something that helps you to get along with your colleagues even if you are not on friendly terms. It also helps you make sure that you don’t annoy people with bad habits or co...
【单选题】Miss Green didn't tell us ______ in 2002, but now she lives in our school. [ ]
A.
where does she live
B.
where she lives
C.
where did she live
D.
where she lived
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