My younger brother 's putting on weight. I think he should eat_______junk food.

There are ___________traffic jams in the big cities.

To avoid getting the flu. Everyone should wash their hands________regularly.

Children love watching TV, but parents should advise them to watch______

The air in the city is________polluted than the one in the countryside.

Tuan is a careful driver, but his brother drives_________carefully.

Paul often coughs because of drinking iced milk coffee. Drink______!

Tim dislikes playing games. He loves taking part in outdoor activities_______

I think we should do_______exercise to keep fit