First Conditional

Expresses a possible condition and its likely result. Uses 'if + simple present, will + base form'.

'If I go out tonight, I will go to the cinema.' Expresses a likely future action.

'If you get back late, I will be angry.' Expressing a consequence.

'If we don't see each other tomorrow, we will see each other next week.' Alternative future action.

'If he comes, I will be surprised.' Expressing surprise at a future event.

'If we wait here, we will be late.' Waiting has a consequence.

'If we go on holiday this summer, we will go to Spain.' Specific holiday plan.

'If the weather doesn't improve, we will not have a picnic.' Weather affecting plans.

'If I don't go to bed early, I will be tired tomorrow.' Sleep affects tomorrow.

'If we eat all this cake, we will feel sick.' Consequences of eating too much.

'If you don't want to go out, I will cook dinner at home.' Alternative night.

'I will come early if you want.' Conditional arrival time.

'They will go to the party if they are invited.' Invitation as a condition.

'She will stay in London if she gets a job.' Job influences location.

'He will not get a better job if he does not pass that exam.' Exam result affecting job prospects.

'I will buy a new dress if I have enough money.' Shopping is dependent on funds.

'She will cook dinner if you go to the supermarket.' Action depends of food shopping.

'They will go on holiday if they have time.' Time is key for vacation.

'We will be late if we do not hurry.' Punctuality depends on speed.

'She will take a taxi if it rains.' Weather dictates transport.

'I will not go if you do not come with me.' Company is essential.

The 'if' clause presents the condition; the main clause, the result.

You can switch the order, but omit 'will' in the 'if' clause.

Use the present simple in the 'if' clause.

Use 'will + base form' in the main clause.

A situation with a high probability of happening.

Used to express warnings or threats.

Used to make promises or assurances

Uses other modal verbs (can, might, should) instead of 'will'.

If + present simple (condition), imperative (result).