all possible means has been tried,but has any effect.all possible_英语解答

all possible means has been tried,but has any effect.
all possible means has been tried,but() has any effect.
A.no any one B.neither C.none D.either
应该选哪个答案.
为什么啊.

人气：361 ℃　时间：2020-03-28 12:30:27

解答

C none of the means的省略形式,也就是我们平时所说的none是指（范围内的）一个都没有