We should stop the factory from __________ the river.
A.pollutes
B.polluting
C.polluted
D.to pollute
对258人提供帮助
stop sb. from doing sth.阻止某人做某事。
We should stop the factory from __________ the river.
A.pollutes
B.polluting
C.polluted
D.to pollute
对258人提供帮助
stop sb. from doing sth.阻止某人做某事。