If conditional

What is the structure of the zero conditional?

• If present simple, present simple

• If past perfect, would have

• If past simple, future simple

• If present continuous, present continuous

When do we use the first conditional?

• For things that are always true

• For things that might happen in the future

• For imaginary situations

• For past events

What is the correct form to use in the second conditional?

• If I was

• If I be

• If I am

• If I were

What does the third conditional express?

• General truths

• Current realities

• Future possibilities

• Imaginary situations in the past