- We use the first conditional to express possibility in the present or in the future.
- The subordinate clause (If-clause) has a verb in the present simple. The main clause is always in the future.
- "If I don't study, I won't pass my exams"
- "If the weather is good, we'll go for a walk in the park."
- "I will buy that CD if I have enough money."
We use the First Conditional to talk about future events that are likely to happen.
- If we take John, he'll be really pleased.
- If you give me some money, I'll pay you back tomorrow.
- If they tell us they want it, we'll have to give it to them.
- If Mary comes, she'll want to drive.
The 'if' clause can be used with different present forms.
- If I go to New York again, I'll buy you a souvenir from the Empire State Building.
- If he's feeling better, he'll come.
- If she hasn't heard the bad news yet, I'll tell her.
The "future clause" can contain 'going to' or the future perfect as well as 'will'.
- If I see him, I'm going to tell him exactly how angry I am.
- If we don't get the contract, we'll have wasted a lot of time and money.
The "future clause" can also contain other modal verbs such as 'can' and 'must'.
- If you go to New York, you must have the cheesecake in Lindy's.
- If he comes, you can get a lift home with him.
a) If you (help) me with my homework, I (finish) it in time to go to the cinema.
b) If it (not/rain), the students (practice) sport in the playground.
c) Jane (come) home early if she (not/be) very busy at work.
d) Our teacher (be) pleased if we (do) our homework.
e) If Robert (play) football with us, we (win) the match.
2. Look at the pictures and choose the correct option. What can we do to save our planet?
a) If we (recycle) more, we (help) our planet.
b) If people (share) their cars to go to work, there (not/be) so many car fumes.
c) We (save) thousands of trees if we (waste) so much paper.
d) If the govenment (fine) those who pollute the atmosphere, some factories (stop) throwing waste into rivers.
e) If we only (use) the water we need, we (contribute) to our planet's recovery.
3. Choose the most appropriate ending for the following sentences:
a) If we keep polluting our planet,
b) If we use recycled paper and glass,
c) Children will be aware of the importance of recycling
d) If you have a shower instead of a bath,
e) If the environmental issues are taught at school,
Complete with the suitable verb tense
1.- He (forgive) you if you (tell) him the truth
2.- We (not pass) the exam unless we (study) harder
3.- If she (take) a painkiller, she (feel) much better soon
4.- If your mother (ask) me, I (tell) her you went for a walk
5.- ( you/buy) the T-shirt if she (have got) it in your size?
6.- If they (be) here tomorrow, they (try) to go to Susan’s party
7.- (you/go) to the wedding if she (send) you an invitation?
8.- If Mark and Sally (cut) the red wire, the bomb (explode)
9.- I (receive) a prize if my composition (win) the contest
10.- If my boss (not give) me more work, I (arrive) home early