7. Divide the words into two groups according to their sound they contain. Listen and check.
father
brother
thumb
think
tooth
them
they
math
mother
month
thin
there
three
those
thought
those
101
10]
Father​

1. Mobile phones don't have a negative effect on our life. Do mobile phones have a negative effect on our life?
2. Our lives aren't much easier today. Are our lives much easier today?
3. Most people don't believe in better life in the future. Do most people believe in better life in the future?
4. You didn't come to my birthday party last year. Did you come to my birthday party last year?
5. She didn't see two policemen running after a robber. Did she see two policemen running after a robber?
6. I didn't run into an old friend at the supermarket yesterday. Did you run into an old friend at the supermarket yesterday?
7. They don't visit their grandmother every Sunday afternoon. Do they visit their grandmother every Sunday afternoon?
8. I didn't break my brother’s new camera. Did you break your brother’s new camera?
9. The play doesn't start in ten minutes. Does the play start in ten minutes?
10. I’m not cooking dinner this evening. Am I cooking dinner this evening?

It is dark. Is it dark? It is not dark.
It's light. Is is light? It isn't light.
It's good. Is it good? It isn't good.
It's great. Is it great? It isn't great.
It's wise. Is it wise? It isn't wise.
It's bad. Is it bad. It isn't bad.
It's getting dark. Is it getting dark? It isn't getting dark.
It's turning green. Is it turning green? It isn't turning green.
It's clearing up. Is it clearing up? It isn't clearing up.
It's cold. Is it cold? It isn't cold.
It's hot. Is it hot? It isn't hot.
It's available. Is it available? It isn't available.
It's getting cold. Is it getting cold? It isn't getting cold.
It's being boiled. Is it being boiled? It isn't being boiled.
It's tasty. Is it tasty? It isn't tasty.
It's turning yellow. Is it turning yellow? It isn't turning yellow.