If she (wake up) late, she (have) to drive to work.
If she wakes up late, she has to drive to work.
If you (to drink) eight glasses of water a day, you (to have) better skin.
If you drink eight glasses of water a day, you’ll have better skin.
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.
If you (eat) less junk food when you were a kid, you (not/have) health problems last year.
If you had eaten less junk food when you were a kid, you wouldn't have had health problems last year.
Unless we (to sense) pain, we (not/pay) attention to our bodies.
Unless we sense pain, we don’t pay attention to our bodies.
You (to get over) the illness provided that you (to start) taking the medicine.
You'll get over the illness provided that you start taking the medicine.
If she (fracture) a bone, she (need) an operation.
If she fractured a bone, she would need an operation.
They (not/be) late for school yesterday if they (wake up) a little earlier.
They wouldn't have been late for school yesterday if they had woken up a little earlier.
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.
If he (not/fall down) the stairs, he (not/twist) his ankle.
If he hadn't fallen down the stairs, he wouldn't have twisted his ankle.
(To take) your mobile phone in case you (to need) to call me.
Take your mobile phone in case you need to call me.
If her boyfriend (not/phone) her today, she (leave) him.
If her boyfriend doesn't phone her today, she'll leave him.
If Tom (to study) harder, he (to be) better at school.
If Tom studied harder, he would be better at school.
We (not/get) married if we (not/go) to the same university.
If you (to have) a really high temperature, you (to feel) dizzy all the time.
If you have a really high temperature, you feel dizzy all the time.
You (be able/ not) to sleep if you (watch) this scary film.
You won't be able to sleep if you watch this scary film.
If I (to have) a beard, I (to look) old.
If I had a beard, I’d look old.
I (call) you if she (to give) me your phone number.
I'd have called you if I she'd given me your phone number.