Underline the correct item:
1) Toxic fumes____ out the air we breathe
1. Polluted
2. Wipe
2) Governments ____ to reduce air pollution for years
1. Have tired
2. Have been tired
3) Paula_____ for house
1. Is working
2. Has been working
4) He has been studying____ this morning
1. Since
2. For
5) John ____ for two hours now!
1.has been sleeping
2.slept
6) Your handwriting is not clear. I can't make____ what you've written
1.up
2.out
7) We should use ____ power to heat our homes
1. rain
2. solar
8)_____ factories have new technologies that reduce toxic emisionss
9) They had a fight but they soon made___
1. To
2. Up
10) Acid rain____ trees and plants
1. Poisons
2. Wastes