The document contains 40 sentences that provide conditional statements using "if" clauses. The sentences give hypothetical scenarios and their potential outcomes, such as "If I didn't get sick, I would eat octopus" or "If you had phoned us, we would have picked you up at the station." The document appears to be an exercise with answers to practice forming conditional sentences with "if" clauses.

1. IES LIBERTAD UNIT 5 2 BTO
ANSWER KEY.
21 We didn't see The Two Towers because the cinema was closed.
IF THE CINEMA HADN’T BEEN CLOSED, WE WOULD HAVE SEEN THE TWO TOWERS.
22 She doesn't understand because you haven't explained the situation to her.
IF YOU HAD EXPLAINED THE SITUATION TO HER, SHE WOULD UNDERSTAND.
23 You won't get a promotion if your work doesn't improve.
UNLESS YOUR WORK IMPROVES, YOU WON’T GET A PROMOTION
24 I never eat octopus because I get sick.
IF I DIDN’T GET SICK, I WOULD EAT OCTOPUS.
25 We didn't pick you up at the station because you didn't phone us.
IF YOU HAD PHONED US, WE WOULD HAVE PICKED YOU UP AT THE STATION.
26 The government won't win the elections unless they create employment.
IF THE GOVERNMENT CREATES EMPLOYMENT, THEY WILL WIN THE ELECTIONS.
27 I'll buy a new computer provided that I get a rise in salary.
IF I GET A RISE IN SALARY, I WILL BUY A NEW COMPUTER.
28 She wanted to buy that picture, but she didn't have enough money.
IF SHE HAD HAD ENOUGH MONEY, SHE WOULD HAVE BOUGHT THAT PICTURE.
29 Whenever I make a promise, I keep it.
IF I MAKE A PROMISE, I KEEP IT.
30 We haven't got any matches, so we can't light a fire.
IF WE HAD A MATCH (SOME MATCHES), WE WOULD BE ABLE TO LIGHT A FIRE.
IF WE HAD A MATCH (SOME MATCHES), WE COULD LIGHT A FIRE.
31 I didn't renew my subscription because I lost interest in the magazine's articles.
IF I HADN’T LOST INTEREST IN THE MAGAZINE’S ARTICLES, I WOULD HAVE
RENEWED MY SUBSCRIPTION.
32 He was too slow to win the race.
IF HE HAD BEEN FASTER, HE WOULD HAVE WON THE RACE.
33 I won't go to Rio unless I find a cheap flight.
IF I FIND A CHEAP FLIGHT, I WILL GO TO RIO.
34 I never sunbathe because I get sunburnt easily.
IF I DIDN’T GET SUNBURNT, I WOULD SUNBATHE.
35 She will understand you provided that you don't speak too fast.
IF YOU DON’T SPEAK TOO FAST, SHE WILL UNDERSTAND YOU.
36 He won't come for a drink because he's got work to do.
IF HE DIDN’T HAVE WORK TO DO, HE WOULD COME FOR A DRINK.
37 She's too young to get a driving licence.
IF SHE WERE OLDER, SHE WOULD GET A DRIVING LICENSE.
IF SHE WEREN’T SO YOUNG, SHE WOULD GET A DRIVING LICENSE.
38 They lost the match because of the heavy rain.
IF IT HADN’T BEEN RAINING SO HEAVILY, THEY WOULDN’T HAVE LOST THE
MATCH.
39 Whenever Peter and I meet, we talk about the good old times.
IF PETER AND I MEET, WE TALK ABOUT THE GOOD OLD TIMES.
40 Should you see Paul, tell him about the meeting.
IF YOU SEE PAUL, TELL HIM ABOUT THE MEETING.

2. IES LIBERTAD UNIT 5
2 BTO