Zero Conditional
If she (wake up) late, she (have) to drive to work.
If she wakes up late, she has to drive to work.
If her boyfriend (not/phone) her today, she (leave) him.
If her boyfriend doesn't phone her today, she'll leave him.
I (help) a lot of people if I (have) means for that.
I would help a lot of people if I had means for that.
Correct the mistakes:
If I found those old photos, I will call you.
If I find those old photos, I will call you.
Plants (die) if they (not get) enough water.
Plants die if they don't get enough water
You (to get over) the illness if you (to start) taking the medicine.
You'll get over the illness if you start taking the medicine.
If they (to have) enough money, they (to buy) a new car.
If they had enough money, they would buy a new car.
When do we use the first conditional?
possible future events
If people (eat) too many sweets, they (get) fat.
If people eat too many sweets, they get fat.
If they (study / not) harder, they (pass / not) the exam.
If they don't study harder, they won't pass the exam.
If Tom (to study) harder, he (to be) better at school.
If Tom studied harder, he would be better at school.
What is the structure of a second conditional sentence?
If + past simple, would + verb
If children (not/eat) well, they (not/be) healthy.
If children don't eat well, they aren't healthy.
Simon (go) to London next week if he (get) a cheap flight.
Simon'll go to London next week if he gets a cheap flight.
If he (to be) my friend, I (to invite) him to my birthday party.
If he were my friend, I would invite him to my birthday party.
Correct the mistake:
Would you be scared if you see a snake?
Would you be scared if you saw a snake?