直到亲眼所见我才相信.
i dont believe it until i see it ____ my ____.
改错:
Life today is much easier than it was hundreds of years ago,but it has new problems.
One of the biggest problems are pollution.Manyyears ago,the problem was not such serious because there were not so many people.Pollution is bad for all living things.For example,noise pollution makes us angrily more easily.I'm sure if there are fewer people driving,there will be less pollution.We must take care for the earth.Because the earth is our home