题目内容

Although ,he insisted _________going there together with us.

A. to
B. on
C. at
D. for

查看答案
更多问题

The first question we now discuss is _______ we should go there so early tomorrow early tomorrow.

A. whether
B. where
C. what
D. whom

在一个图中,所有顶点的度数之和等于图的边数的( )倍。

A. 1/2
B. 2
C. 4
D. 反对顶点

n个顶点的连通图用邻接距阵表示时,该矩阵至少有( )个非零元素。

A. n
B. 2(n-1)
C. n/2
D. n2

G是一个非连通无向图,共有28条边,则该图至少有( )个顶点。A.B.C.D.

A. 7
B. 8
C. 9
D. 10

答案查题题库