Underline the correct item: 1) toxic 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) for house 1. is working 2. has been working 4) he has been 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 what you've written 1.up 2.out 7) we should use power to heat our homes 1. rain 2. solar factories have new technologies that reduce toxic emisionss 9) they had a fight but they soon 1. to 2. up 10) acid trees and plants 1. poisons 2. wastes