7Q8DPIY4() RVL0BT6N1
A.1 B.2 C.3 D.0
请帮忙给出正确答案和分析,谢谢!
1 , 2 , 0 , 3 , -1 , 4 , () A.-2 B.0 C.5 D.
1 , 0 , 1 , 1 , 2 , ()A . 1 B . 2 C . 3 D . 4
7Q8DPIY4() RVL0BT6N1A.1 B.2 C.3 D.0
-1,0,-1,-1,-2,() A.-2 B.2 C.-3 D.-4
-1,0,-1,-1,(),-3() A.-2 B.2 C.-3 D.3
1,2,0,3,-1,4,() A.-2 B.0 C.5 D.6