__ bear's numbers have increased,so have conflicts with local people.A.when B.For C.As D.while 答案是 C为什么?请详细说明,分析每个选项,谢谢~

问题描述:

__ bear's numbers have increased,so have conflicts with local people.
A.when B.For C.As D.while
答案是 C
为什么?
请详细说明,分析每个选项,谢谢~

As表示伴随状态,后面的so表示同样情况这句话很有水平的,换种说法就是As bear's numbers have increased,conflicts with local people have also (increased).只有As能表示伴随这个意思,没什么可以过多解释的,As...,s...