Change the verbs in the sentance into the passive form or Presen Cont passive voise
1.Someone is breaking the tree now
2. People have changed their living conditions
3. Someone cuts tropical rainforests
4. Several groups in Britain protect the enviroment
1. The tree is being broken now.
2. Living conditions have been changed.
3. Tropical rainforests are cut (down).
или
Tropical rainforests are being cut (down). (если речь о том, что леса постепенно вырубаются, то лучше Present Continuous)
4. The enviroment is protected by several groups in Britain.
я не против помочь. приглашайте в команду
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