We use the First Conditional to talk about

• Real actions in the present time and their possible results/consequences in the future

• Imaginary situations and their imaginary results/consequences

• Actions from the past that I can't change

The correct structure is...

• If + Present Simple, subject + will + infinitive verb

• If + Past Simple , subject + would + infinitive verb

• If + Past Perfect , subject + would have + past participle verb

If we go to Germany next year, we ​ (a)   a plane

• will take
• take

I'll call you if I ​ (a)   help with my computer.

• need
• will need

We use the Second Conditional to talk about

• Real actions in the present time and their possible results/consequences in the future

• Imaginary situations and their imaginary results/consequences

• Actions from the past that I can't change

The correct structure is...

• If + Present Simple, subject + will + infinitive verb

• If + Past Simple , subject + would + infinitive verb

• If + Past Perfect , subject + would have + past participle verb

Jack ​ (a)   very happy if you broke his phone.

• wouldn't be
• didn't be

If I ​ (a)   video games

• didn't enjoy
• wouldn't enjoy
• would enjoy

We use the Third Conditional to talk about

• Real actions in the present time and their possible results/consequences in the future

• Imaginary situations and their imaginary results/consequences

• Actions from the past that I can't change

The correct structure is...

• If + Present Simple, subject + will + infinitive verb

• If + Past Simple , subject + would + infinitive verb

• If + Past Perfect , subject + would have + past participle verb