IV. Choose the correct answer to finish the sentences.
1. Listen! We (can/ could/ will be able/ were able to) hear a train in the distance.
2. I don’t think he (could/ can’t/ won’t be able to/ will be able to) win the next competition.
3. Michael is very proud to (be able to/ can be able/ will be able to/ could be able) play in a jazz-band.
4. When I was five, I (can’t/ couldn’t/ am not able to/ will not be able to) swim.
5. I have to go to a meeting tomorrow night so I (can’t/ wasn’t able to/ couldn’t/ can’t be able to) come to the party. I’m very sorry.
6. We (couldn’t/ won’t be able to/ will can’t/ want be able to) go to the party. We’re going to a wedding.
7. A: Can you lend me some money?
B: Sorry, I (couldn’t/ am not able to/ can’t/ won’t be able to). I haven’t got any either.
8. They (wasn’t able to/ can’t/ won’t be able to/ couldn’t) go. The weather was too bad.
9. She (can’t/ will be able to/ could/ couldn’t) go on holiday next month if her parents give her permission.
10. The fishing boat sank but luckily all the crew (couldn’t/ will be able to/ were able to/ can) save themselves.
11. Robot can (see/ guard/ look at/ look) our houses when we are away.
12. Do you think robots can work longer than people (but/ with/ without/ of) getting tired?
13. My father always (do/ does/ make/ makes) coffee at home instead of going to the coffee shop.
14. Nowadays robots can’t talk to people or play sports, but in the future I think they (can/ could/ will/ do).
15. Will robots able (to recognise/ recognising/ to recognising/ for recognising) our voices?
16. (Can/ Could/ Will/ Do) you walk when you was two?
17. Home robots can do things (such/ like/ with/ of) repairing things around the house or looking after the garden.
18. Our future robot will be able to help us (do/ make/ try/ plant) the gardening.
19. Robot will be very useful for our lives but they use (some/ a little/ very/ too much) energy.
20. Can you (told/ tell/ tells/ telling) me the way how to recycle paper?
21. Parents should control what their kid watch (from/ in/ on/ at) television.
22. Walking to school will help (refill/ reuse/ recycle/ reduce) air pollution.
1. Can you hear the bell in your classroom?’
‘Yes, we can. It’s really loud!’
2. In the future, we will be able to do all our exams online.
3. At my last school, we couldn’t use tablets in class.
4. These days, many students can find out what their homework is from the school’s website.
5. ‘In the past, could students use computers in class?’
‘No, they couldn’t’
6. Turn the music down. I can’t study.