1.It is difficult to deal with the environment promblom. 2.China has got lots of changes in the last 20 yaers. 3.He likes swimming and climbing mountains as well. 希望这些回答能对你有些帮助。
1.It is difficult to deal with the environment promblom. 2.China has got lots of changes in the last 20 yaers 3.He likes swimming and climbing mountains as well.