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【单选题】
int arra[] []; arra = new int[3][4]; 其中，下列选项中根据以上数组的声明，不可以得到的是（ ）。A.
arra[0] = new int[4];
B.
arra = new int[3][];
C.
arra = new int[][4];
D.
arra[1] = new int[4]
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举一反三
【单选题】The purpose in writing the second paragraph is to__________．
A.
demonstrate why we are not honest in communication
B.
explain how our body“talks”
C.
illustrate ways used by people in speaking
D.
show that understanding one’s speech is not an easy job
【多选题】如果( )成立,则事件A与B独立.
A.
P(AB)=P(A)P(B)
B.
P(A+B)=P(A)+P(B)
C.
P(A|B)=P(A)(P(B) 0)
D.
P(B)=1- P(A)
【判断题】Paul thinks qualifications are the most important when hunting for a job.
A.
正确
B.
错误
【单选题】Paul said, "Go get some milk." What did Paul mean?
A.
He thinks Frankie is thirsty.
B.
Paul is thirsty.
C.
He wants Frankie to bring the milk.
【单选题】The main purpose of this passage is ______.
A.
to prove that man is a descendent from some higher animal
B.
to satirize human greediness
C.
to prove that man is superior to other animals
D.
to criticize man as a maniac
【单选题】如果 ( ) 成立,则事件 A 与 B 互为对立事件
A.
AB = Æ
B.
A + B = U
C.
AB = Æ 且 A + B = U
D.
B, A 与 互为对立事件
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