Fill in the missing words

An exercise by Papadamos Konstantinos

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
   deserves      laws      marks      plant      speak      survive      waste   
1. I can English.
2. We can trees to make our neighbourhood prettier.
3. People must obey the of their country.
4. We must do everything we can to help the Earth .
5. You should write on both sides of a piece of paper so as not to any paper.
6. I think you should study harder to get better at school.
7. She's an elderly person and your respect!