1. There are used to be more tourists in this town yesterday than today.

2.I have more free time than she does.

3.Mrs Smith's husband ate fewer biscuits this morning than his wife.

4.That city has fewer supermarket than in this city.

5.Tram has had fewer success in her research for her job than Hoang.

6.Tokyo has fewer billionaries than New York.

7.A group of foreigners used to visit the slums last week, didn't they?

8.The countryside suffer less pollution than the city.

9.Overpopulation causes a lot of social problems in this area, doesn't it?

10.Shanghai has more skycrapers than Jakarta.