语文出版社Unit 10 Under the Blue Sky（课堂PPT）.ppt

Unit 10 Under the Blue Sky 在蔚蓝的天空下;Unit 10 Under the Blue Sky People in large cities feel that sky is no longer as blue as it used to be. A blanket of smog covers these industrial cities. Smoke from chimneys and waste gases from cars fill the air and there is less fresh air for people to breathe.（第一段）;Unit 10 Under the Blue Sky People in large cities feel that sky is no longer as blue as it used to be. A blanket of smog covers these industrial cities. Smoke from chimneys and waste gases from cars fill the air and there is less fresh air for people to breathe.（第一段）;Unit 10 Under the Blue Sky People in large cities feel that sky is no longer as blue as it used to be. A blanket of smog covers these industrial cities. Smoke from chimneys and waste gases from cars fill the air and there is less fresh air for people to breathe.（第一段）;Unit 10 Under the Blue Sky People in large cities feel that sky is no longer as blue as it used to be. A blanket of smog covers these industrial cities. Smoke from chimneys and waste gases from cars fill the air and there is less fresh air for people to breathe.（第一段）;Unit 10 Under the Blue Sky People in large cities feel that sky is no longer as blue as it used to be. A blanket of smog covers these industrial cities. Smoke from chimneys and waste gases from cars fill the air and there is less fresh air for people to breathe.（第一段）;Black dust makes everything dirty—plants, buildings, people’s clothes, the furniture in houses; even the beautiful little birds flying in the air are dressed in black and gray.（第一段）;Black dust makes everything dirty—plants, buildings, people’s clothes, the furniture in houses; even the beautiful little birds flying in the air are dressed in black and gray.（第一段）;Black dust makes everything dirty—plants, buildings, people’s clothes, the furniture in houses; even the beautiful little birds flying in the air are dressed in black and gray.（第一段）;Black dust makes everything dirty—plants, buildin