My one-day trip in Shanghai求求各位了.帮我写一篇英语短文...字只要30单词左右.急用啊急用啊...我都要哭出来了

初一会用过去式吗？还是现在孩子的水平都高了。。。我落伍了。。。

I went to Shanghai last week.It was so big.I saw many wonderful things.But after 3 days we had to be back.I hope i can visit the city again.
没学过的词应该会改吧