A.1 B.2 C.0 D.-1D

Freeti2020-05-20  7

问题

选项 A.1B.2C.0D.-1

答案D

解析[img]/upload/tiku/131/602041_1.jpg[/img][img]/upload/tiku/131/602041_1_1.jpg[/img]
转载请注明原文地址:https://ti.zuoweng.com/ti/KSCMKKKQ