Complete the sentences following the context. The first and the last letters are given. 1. You can see a r…………………w in the sky after rain and thunderstorm.
2. The weather i…………………. s our life.
3. Different factories produce different g……………………s.
4. We must protect our planet, it’s f…………………………. e.
5. Some illnesses are not easy to c…………………………e
6. Do you know how to s……………………………………. e without water?
7. I was the best in Math contest, my teacher was very glad and p……………………. ed. me.