1. Babu made fewer mistakes than his friend

2. You should eat enough vegetables and fruit

3. Mike can't speak English very well, can he?

4. There are more people on earth today than a decade ago

5. There was less air pollution in the past

6. The world isn't far less overcrowded now, is it?

7. We should use less fossil fuels

1.Babu made less mistakes than his friend.

2.You should eat enough vegetables and fruit.

3.Mike can't speak English very well,can he?

4.There are more people on earth today than a decade ago.

5.There was less polution in the past.

6.The world is far more overcrowed now,isn't it?

7.We should use less fossil fuels.