I used to be fat. because I didn't take exercise, but now I persisted in running every morning.so I'm thin 我过去很胖因为我不锻炼,但是现在我经常跑步所以也很瘦了
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以前我不喜欢英语,现在不同我非常喜欢英语
I didn't like English before, but now I like English very much. 在我们的城市之前没有体育管,现在有一个新的体育馆 There used to be a stadium in our city, and now there's a new stadium.