If we don't protect orangutangs now, they _____________ extinct.
will become extinct
will extinct
would extinct
would become extinct
If I __________ her tomorrow, I'll say hello.
will meet
would meet
met
meet
If I ________ stronger, I would help you carry the box.
would be
am
will be
were
Careful! If you drop that glass, it ____
would break
will break
breaks
break
If I miss my train, I _________ late to work.
will be
will been
would be
will
I _________ to London if I can't buy a cheap flight.
will travel
won't travel
don't travel
travel
If I had a garden, I _____________ lots of vegetables.
grown
grow
would grow
will grow
When it _______ , the grass gets wet.
rained
rains
would rain
rain
You won't pass the exam __________
unless you will study
unless you study
if you study
if you won't study
If you want to come, _________ me before 18:00h
call
have called
called
must call
If people ________________ rubbish in the street, this city would be much cleaner!
did put
wouldn't throw
dropped
didn't drop
If I were rich, I __________ more.
would travel
travelled
will travel
travel