You,Have,been,ever,to,Riga? been,My,friends,never,have,to England. has,She,been,London,to. never,We,have,to,been,the Kremlin. y
Жуанна [50]
Have you ever been to Riga? My friend never has been to London. She has been to London. We have never been to the Kremlin. Have your brothers been to Italy? L have never been to London.
1. You shouldn't <u><em>throw away </em></u>the garbage in the forest, woods or park after you have had your picnic there.
2. You can see this notice by a river or a lake in some seasons when fish should be <u><em>protected</em></u><u><em> .</em></u>
3. Local government should support the idea of recycling and provide each house with bins for different types of <u><em>waste </em></u>
4. Children should be taught more protecting the<u><em> </em></u><em><u>environment</u></em>
5. We can <em><u>plant </u></em><u> </u> trees and create parks for endangered species.
6. Together we can<em><u> save</u></em> the planet and all of us with it.
7. The <u><em>pollution</em></u> of the environment is dangerous for people and wildlife.
8. If countries had spent more money on scientific research, scientists would have solved some <u><em>environmental </em></u>problems.
9. How much of <u><em> recyclable </em></u> material is actually recycled?
10. Rivers, lakes and seas are filled with <em><u>poison</u></em> <span> : industrial, chemical and nuclear wastes.</span>
1) must 2)can 3) must4) may can5) must6)can7) must