Instructions Listen to the sentences. Decide if the speaker sounds certain or uncertain. Then choose the correct answer from the drop-down menus.

1. She might be a nurse because she is always working late. certain uncertain
2. He can't be a criminal. He's too nice. certain uncertain
3. He might be ill. He hasn't been to work in a while. certain uncertain
4. He must be ill. He never misses a day of work. certain uncertain
5. He must be famous. Just look at that car. certain uncertain
6. He might be pilot. He's hardly ever at home. certain uncertain
7. He can't be an athlete. He looks too skinny. certain uncertain
8. She might work from home because she never leaves the house. certain uncertain