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

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

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

A) flowers
B) trees
C) cars

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

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

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

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

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

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

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

A) stealing
B) dancing
C) football