英语改错题,最好有答案的解释,不胜感谢!
英语改错题,最好有答案的解释,不胜感谢!
the polluting air becomes poisonous and dangerous to health.
one way to getting rid of the polluted air is to build a car that does not pollute.
another way is to take a place of the car engine by something.
although cars have led us to better life,but they have also brought us new problems.