下列每个句子都有一处错误,请找出来并在横线上改正

题目

下列每个句子都有一处错误,请找出来并在横线上改正
1.Fifty years ago,there are no factories._________
2.Now,there are a lot of highway._________
3.There were a lot of people or bridges________
4.There weren"t many people,too,__________
5.The city are quite different now.___________

答案

1.are=>were
2.highway=>highways
3.or=>and
4.too=>either
5.are=>is