I ___________ (finish) the job tomorrow if I ___________ (can).
will finish, can
If he ___________ (promise) to behave well, his mum ___________ (forgive) him.
promises, will forgive
I ___________ (not need) an umbrella if it ___________ (not rain).
won't need, doesn't rain
If he ___________(not/know) the word, he always __________ (look) in a dictionary.
doesn’t know, looks
If you ___________ (heat) water to 100°, it ___________ (boil).
heat, boils
If I _______ (be) the president, I ________ (make) a lot of changes.
were, would make
If I ___________ (see) a bear, I __________ (not run).
saw, wouldn’t run; alternative: see, won't run
If I _________ (go) on a boat, I always ___________ (feel) sick.
go, feel
If you ___________ (want) me to, I ___________ (come) for a walk with you next weekend.
want, will come
If you _________ (freeze) water, it __________ (turn) to ice.
freeze, turns
You ___________ (make) a fortune if you ___________ (take) my advice. Too bad you never listen to me!
would make/could make, took
If I ___________ (see) John, I ___________ (tell) him your news tomorrow.
see, will tell
If we ___________ (can) come on Sunday, we ___________ (come). I am really sorry but we can't.
could, would come
Meg sleeps only 5 hours a day. If she ___________ (sleep) longer, her health ___________ (improve) fast.
slept, would improve
If they ___________ (catch) a bus now, they ___________ (arrive) at half past nine.
catch, will arrive
She ___________ (get) fit if she ___________ (walk) 3 km every day, but she is too lazy.
will get, walked
I ___________ (understand) Mr. Brown if he ___________ (speak) slowly, but he doesn’t.
would understand, spoke
If you ___________ (need) help with your car tomorrow, my father ___________ (help) you.
need, will help
We ___________ (have) a picnic if the weather ___________ (be) good.
will have, is