Now there are a lot of environmental problems in the world. Most of them no longer recover. But, if a person helps to save nature, then our Earth will flourish and there will be no environmental problems. I believe that helping nature is useful!
2) she isn't
3) in
4) no
5) she's
2. Traveled;
3.has lived;
4. Have traveled
5. Have... got married;
6. Have... seen;
7. Has lived;
8. Have... had;
9. Have lost;
10. Has not played... left.
Hundred thousand semduset
на английском