问题
选择题
As water is very important for us, we should stop people from ______ the rivers. [ ]
A. polluting
B. using
C. filling
D. crossing
答案
答案：A
搜题请搜索小程序“爱下问搜题”
As water is very important for us, we should stop people from ______ the rivers. [ ]
A. polluting
B. using
C. filling
D. crossing
答案：A