CRewrite the sentences using a modal. Do not change the original meaning.
AChoose the correct answer.
1. I was worried. You (may have / should have) called to say you’d be late.
2. He can’t manage alone. We (have to / can) help him.
3. Diane did nothing wrong. Jim (shouldn’t have / couldn’t have) shouted at her.
4. She can’t find her glasses. She (must have / could have) left them at home.
5. Take an umbrella because it (may / should) rain this afternoon.
6. It’s a holiday tomorrow, so we (mustn’t / needn’t) get up early.
BComplete the passage with the modals below.
couldn’t ■shouldn’t ■must have ■can ■must ■might ■needn’t ■ought to ■should have
Times have changed. Nowadays you 1.............................. rush off to a travel agent to book tickets for a journey.
You 2.............................. sit at home and book them over the Internet. However, the experience of one British
couple 3.............................. be a warning to everyone. You 4.............................. assume that if you book on the
Net, mistakes won’t happen. That’s why you 5.............................. always check bookings carefully. If you don’t,
you 6.............................. find yourselves in the wrong part of the world. That’s exactly what happened to Emma
Dunn and Raoul Sebastian. They set off from London in a large plane, thinking they were on their way to Sydney,
Australia. They 7.............................. understand what was happening when they landed at an airport and were
asked to transfer to a much smaller plane. It 8.............................. been quite a shock when they finally discovered
they were in Canada. They 9.............................. read their tickets more carefully because they were booked for
Sydney, Nova Scotia.
DComplete the sentences with the verbs in brackets. Use modals or modal perfects.
1. The grass is very wet. It ................................... (rain) last night.
2. I’m too busy to visit you at the moment, however I ................................... (visit) later.
3. I remember your phone number, so I ................................... (not write) it down.
4. Dan didn’t know that the lesson was cancelled. Someone ................................... (tell) him.
5. He doesn’t remember where he left his keys. They ................................... (be) on his desk.
1. It’s forbidden to walk on the grass.
You .................................... walk on the grass.
2. It’s not possible that these diamonds are real.
These diamonds .................................... be real.
3. It’s not necessary to bring food with you on the trip.
You .................................... bring food with you.
4. We were expecting you to call us.
You .................................... called us.
5. I’m certain that Dan is at work.
Dan .................................... be at work.
1. There are no tickets left. We might have come earlier.
..............................................................................
2. It’s impossible! It mustn’t be ten o’clock already.
..............................................................................
3. That book looks interesting. Am I able to see it?
..............................................................................
4. You look so tired. I think you can go to bed early.
................................................................................
5. The traffic light is red. You needn’t cross now.
................................................................................
6. She failed every exam. She shouldn’t have studied.
................................................................................
ECorrect the error in each of the sentences.
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Modals
