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

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

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

A) cars
B) flowers
C) trees

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

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

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

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

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

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

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

A) stealing
B) dancing
C) football