Упр.10 Юнит 3 Step 1 ГДЗ Rainbow English 11 класс

Some of the sentences below have mistakes. Correct them.

1. I kept thinking about those people living thousands of miles away from me.
2. Ten times ten is hundred.
3. Three hundreds children in the school already speak some French.
4. Millions of people are already using the new gadget.
5. There are two dozens pupils in the class.
6. I still have a thousand things to do.
7. They get about two million letters asking them for information annually.
8. Hundreds people in the town have lost their jobs.