6.They will realize the importance of environmental protection ( ).(本题分数:1 分.)A、 for or against B、 ups and downs C、 sooner or later D、 here and there

问题描述:

6.They will realize the importance of environmental protection ( ).(本题分数:1 分.)
A、 for or against
B、 ups and downs
C、 sooner or later
D、 here and there

C、 sooner or later