1.A garbage is not only ugly, bute dangerous because it causes an air pollution.
2. Cars are an important part of a life for most people. But cars also cause a pollution and release fume.
3. In Canada people don't realise that they throw out 10,000 tons of a waste.
4. Over 14 billion pounds of a waste per year is throw out to sea and it kills millions of sea animals.
5. If we want to breathe a healthy air we have to think about what we do.
6. Because of our lack of a knowledge there is now a huge hole over an Antractic.
7.A water is a vital element of a life.
ответ:1. My mother asked me why I hadn't bought bread.
2. His friend asked me how I got to school.
3. Barry asked me how long I had been waiting for my friend.
4. She asked who was singing in the next room.
5. I asked my friend when he/she had telephoned me.
Объяснение:отметь как лучший