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【单选题】
在二进制指数后退算法中，N次碰撞之后，站点会在0 -（）之间选择一个随机数。A.
2^16-1
B.
2^10-1
C.
上面都是错误的
D.
2^15-1
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举一反三
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A.
The workers will coming tomorrow.
B.
The workers will come tomorrow.
C.
The workers are driving at a dangerous speed.
D.
The workers will came tomorrow.
【简答题】代表 n.; 具有代表性的a.
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A.
person
B.
woman
C.
people
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【多选题】语法部分Task2将句子成分按句意进行连接的第四句是什么？
A.
It was raining heavily.
B.
It were raining heavily.
C.
It be raining heavily.
D.
It is raining heavily.
【多选题】语法部分Task2将句子成分按句意进行连接的第五句是什么？
A.
The students speaking loudly in class.
B.
The students studies very hard.
C.
The students are speaking loudly in class.
D.
The students study very hard.
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