1. Choose the best answers to complete the following sentences. (7 pts)
17. My father cooks / is cooking dinner now, so he can't answer the phone.
18. I don't think I'll go / I'm going out this evening. I have an exam tomorrow.
19. Look at those clouds of thick black smoke. They'll / They're going to pollute the air.
20. Several clean-up activities are organised/ organise every weekend.
21. His parents didn't let him perform / to perform at music festivals
22. When going shopping, we often bring / are brought reusable bogs and refillable bottles.
23. My piano teacher makes me practise / to practise for five hours every day.
17. My father is cooking dinner now, so he can't answer the phone.
18. I don't think I'll go out this evening. I have an exam tomorrow.
19. Look at those clouds of thick black smoke. They're going to pollute the air.
20. Several clean-up activities are organised every weekend.
21. His parents didn't let him perform at music festivals
22. When going shopping, we often bring reusable bogs and refillable bottles.
23. My piano teacher makes me practise for five hours every day.