对长度为n的线性表进行顺序查找,在最坏情况下所需要的比较次数为______ 。
A.n-1
B.n/2
C.n
D.n+1
参考答案:C
解析: 查不到或最后一个查到的情况。
In his realistic fiction, Henry James's primary concern is to present the ______.
A. inner life of human beings B. American Civil War and its effectsC. life on the Mississippi River D. Calvinistic view of original sin
设函数f(x)=x3-3x2-9x+6,则()。
A.A
B.B
C.C
D.D