A) clean air
B) dirty air
C) dirty water

A) watching TV all night
B) playing video games.
C) football feild

A) to make them wet
B) to remove dirty and germs
C) to remove dirty and germs

A) trees
B) flowers
C) cars

A) 5 – 6 hours
B) 7 – 8 hours
C) 9 – 10 hours.

A) morning and evening
B) mid night
C) every day

A) planting more trees
B) burning more garbage.
C) using more cars

A) playing video games.
B) eating lots of candy
C) break time

A) to keep warm
B) to be loud
C) to prevent spreading germs

A) listening to music.
B) cooking at home
C) factory smoke

A) Miss Hope
B) Miss victoria
C) Mr. Prince

A) stealing
B) dancing
C) football