We must take precautious measures to prevent the river______.A、to be pollutedB、

游客2024-10-01 19

问题 We must take precautious measures to prevent the river______.

选项 A、to be polluted
B、from polluting
C、from being polluted
D、from polluted

答案 C

解析

转载请注明原文地址:https://www.tihaiku.com/zcyy/3782678.html

相关试题推荐

随机试题

最新回复(0)