1. 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 advice.
Show answers
Example answers:
2) wasn’t/weren’t so mean
3) couldn’t have watched the match
4) hadn’t been reading in the car
5) would be more popular
6) apologise
7) pressed this button
8) hadn’t been unlucky
9) ’d/had borrowed their bikes
10) would have made a lot of money
2. 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.
Show answers
4) had ___ could take a lot of exercise
5) didn’t leave their bikes unlocked ___ wouldn’t be so easy for thieves
6) had realised how dangerous smoking was ___ wouldn’t have serious health problems
7) would have risen ___ hadn’t forgotten to add yeast / had added yeast
8) don’t protect wildlife now ___ won’t be any left
9) realised how much toys cost ___ ’d/would understand
