1. I can’t walk any more. My knee really hurts / is really hurting.

2. This cheese smells / is smelling terrible!

3. Thanks for your e-mail. I’m hoping / I hope to get back to you very soon.

4. ‘What are you doing / do you do?’ ‘I’m a musician.’

5. We’re having our house completely redecorated. it’s costing / it costs a lot.

6. In this country, more than a million people are living / live in poverty.

7. Can you stop the car? i’m feeling / i feel a bit sick.

8. I think we’re beginning / we begin to understand this problem.

9. Nice to see you again! you’re looking / you look really great!

10. ‘What’s the answer?’ ‘Wait a moment, i’m thinking / i think.’