Page 67 - English Grammar in Use Suppl. Ex. - Fifth Edition

Units
Units
25,
137- Conditionals: review
38–40
145

98 Use your own ideas to complete the sentences.
1 What will you do if your plane is delayed ?
2 If he he’d have more friends.
3 If I hadn’t mended the TV, we .
4 You wouldn’t have felt ill if you .
5 She if she didn’t gossip about her friends.
6 Will you forgive me if I ?
7 If I what would happen?
8 She would have won the competition if she .
9 They wouldn’t have minded if we .
10 He if he had listened to my advice.

99 For each pair of sentences, complete sentence b so that it means the same as sentence a.
1 a You should go swimming regularly because that’s a good way to get fit.
b If you go swimming regularly, you’ll get fit.
2 a Flying to Scotland is cheaper than going by rail. As a result, people go there by plane.
b If flying weren’t (wasn’t) cheaper than going by rail, people wouldn’t go there
by plane.
3 a Cutting down rainforests has caused many plants and animals to disappear.
b Many plants and animals wouldn’t have disappeared if people hadn’t cut down

rainforests.
4 a I can’t take a lot of exercise because I don’t have enough free time.
b If I more free time, I .
5 a Many students leave their bikes unlocked in the college yard. This makes life easy for thieves.
b If students in the college yard, life .
6 a Some people didn’t realise how dangerous smoking was when they were young. Now they
are much older they have serious health problems.
b If people when they were young, they
now they are much older.
7 a Petra made some bread, but it didn’t rise because she forgot to add yeast.
b The bread if Petra .
8 a It’s important to protect wildlife now. Otherwise there will be nothing left for future
generations.
b If we , there for future generations.
9 a Children don’t realise how much toys cost, so they don’t understand why they can’t always
have new ones.
b If children , they why they can’t
always have new ones.

English Grammar in Use Supplementary Exercises 59