Page 56 - English Grammar in Use Suppl. Ex. - Fifth Edition

Units (don’t) have to, should(n’t), had better (not) and
Units
31,
33, 35 ought (not) to

79 Read the situations and write sentences with ought (not) to. Some of the sentences are
past and some are present.

1 Andy is very shy. His teacher chose him to make a speech to the whole school.
His teacher ought not to have chosen Andy to make a speech to the whole school .

2 Carla has an exam on Monday. She plans to spend the weekend at a music festival.
She .
3 I live in Kyoto. You went there last week, but you didn’t visit me.
You .

4 Dan has a new games console. His brother used it without asking.
He .
5 You’ve bought a new phone. The shop said it had unlimited data, but it has a monthly limit.
They .

6 We wanted to fly home at the weekend, but the flights were all full. We hadn’t booked seats.
We .
80 Tick (✓) the correct sentence in each pair, or tick both if both are correct.
1 a You should always lock your front door when you go out. ✓
b You’d better always lock your front door when you go out.

2 a I should leave now or I’ll miss my bus.
b I’d better leave now or I’ll miss my bus.
3 a I don’t think people should keep pets if they don’t have time to care for them properly.
b I don’t think people had better keep pets if they don’t have time to care for them properly.

4 a If you want to take photos here, you should ask permission or we might get into trouble.
b If you want to take photos here, you’d better ask permission or we might get into trouble.
5 a You should wear a coat. It’s cold outside.
b You’d better wear a coat. It’s cold outside.

6 a Would you mind getting some bread when you’re out? The money I gave you should be enough.
b Would you mind getting some bread when you’re out? The money I gave you had better be enough.
7 a I realise you must be surprised to see us. Perhaps I should explain what’s going on.
b I realise you must be surprised to see us. Perhaps I’d better explain what’s going on.

8 a People really should wear a helmet when they ride a bike.
b People really had better wear a helmet when they ride a bike.
9 a Passengers on long flights should move their legs as much as possible.
b Passengers on long flights had better move their legs as much as possible.

10 a Tell Jess that she should bring some cash if we’re going out tonight.
b Tell Jess that she’d better bring some cash if we’re going out tonight.

48 English Grammar in Use Supplementary Exercises