Zero & 1st
2nd type
3rd type
Mixed types
Identify error
100

If you heat ice, it ___.

Melts

100

If I (be) a bird, I'd fly.

Were

100

If I had studied, I ___ (pass) the exam.

would have passed

100

If I had won the lottery, I ___ (be) rich now.

Would be 

100

If I will see him, I'll tell him.

If I see him

200

If you mix red and blue, you ___ (get) purple.

Get

200

What would you do if you (see) an alien?

Saw

200

We wouldn't have got lost if we ___ (use) a map.

Had used

200

If he ___ (be) smarter, he wouldn't have made that mistake.

Were/was

200

If I was you, I would go.

If I were you

300

If it rains, the grass ___ (get) wet.

Gets

300

If she knew his email, she (send) a message.

would send

300

If she ___ (know) about the party, she would have come.

had known

300

I would be at the party now if I ___ (finish) my work.

Had finished

300

If it would rain, I'll stay home.

If it rains

400

Snakes bite if they ___ (be) scared.

Are

400

If we (not/have) internet, life would be hard.

Didn’t have 

400

I (buy) that house if I had had enough money.

Would have brought

400

If she ___ (not / spend) all her money, she would have some now.

Hadn’t spent

400

If I had known, I would tell you.

Would have told

500

If you freeze water, it ___ (become) solid.

Becomes

500

 I would buy that car if I (can) afford it.

Could

500

If they ___ (be) more careful, the accident wouldn't have happened.

Had been

500

If you ___ (take) the map, we wouldn't be lost now.

Had taken

500

Unless you don't study, you will fail.

Unless you study