1.Cutting down trees will do great harm to the environment
2.What bad weather it is!
3.Although he was tired,he went on with work.
4.Trees can prevent the wind from blowing away the sands.
5.Laws should be made to prevent the pollution.
1.Cutting down trees will do great harm to the environment
2.What bad weather it is!
3.Although he was tired,he went on with work.
4.Trees can prevent the wind from blowing away the sands.
5.Laws should be made to prevent the pollution.