He won't ask for help unless it _______ absolutely necessary. (is / will be)
is
You _____ (be) safe in an accident if you _____ (wear) your seatbelt.
will be / wear
If we don't protect the elephant, it ________ extinct. ( becomes / will become
will become
I _____ (lend) you my umbrella if you _____ (need) it.
will lend / need
If you ________ an apple every day, you'll be very healthy. (eat / will et)
eat
If you ______ (eat) your sandwiches now, you _____ (not have) anything for lunch!
eat / won't have
You won't pass the course if you ________. (don't study / won't study)
don't study
You ________ heart disease if you eat too much meat. (will get / get)
will get
If you _____ (look) in the fridge, you _____ (find) some cold drinks.
look / will find
If the people don't come, we ______ to cancel the party. (will have / have)
will have
You ________ better if you turn on the lamp. (will be able to see / are able to see)
will be able to see
If they make a good offer, I ______ the house. (will buy / buy)
will buy
I _____ (not come) with you if you _____ (not bring) John!
won't come / don't bring
We _____ (die) if we _____ (not get) help soon!
will die / don't get
You'll pay higher insurance if you ________ a sports car. (will buy / buy)
buy
She ________ completely different if she cuts her hair. (looks / will look)
looks
He'll try to get money from you if he ______ you've won the lottery. (knows / will know)
knows
If you don't put so much sugar in your coffee, you ________ so much weight! (won't put on / don't put on)
won't put on
If you _____ (not study), you _____ (fail) the test.
don't study / will fail
If you _____ (get) back late, I _____ (be) angry.
get / will be