Ai có tâm thì giúp mik bài 50 đ này đi
1. It is undoubted that people must stop over-exploiting, over-using and wasting energy sources right now.
Without (doubt)
2. Our environment will treat humans in a way that human have treated it.
Humans (be)
3. The government should penalize all the families with more than 2 children.
All the families (be)
4. What are the common causes of over-population?
How (be)
5. Surprisingly, some European countries have to import trash from other countries to recycle.
It (surprising)
Loga
Sinh Học lớp 12
