First vs Second Conditional

First Conditional vs Second Conditional

First Conditional

Second Conditional

Real

Possible in the future

Likely chance if will happen

Form

If + Present simple + will/won't + verb

Example

If i miss the bus, i will take a taxi

Unreal

Imaginary situations in the present or the future

Not an actual situation

Example

If + Past simple + would/wouldn't + verb

If i missed the bus, I would take a taxi

Form