If the kids _____ themselves, we just _____ them go on playing till they’re ready for bed.
enjoy / are letting
are enjoying / are letting
are enjoying / let
enjoys / lets
Food stays fresh for longer _____ you put it in the fridge.
as
if
unless
when
Their teacher _____ annoyed if students use their mobile phones in class.
got
gets
get
is getting
If it _____ Tuesday, it _____ Clara's birthday.
is / will
is / is
was / would be
was / was
If the economy is growing by 6%, it _____ too fast.
grows
grow
is growing
grew
_____ the weather is bad, we eat outside on the terrace.
Only if
If
When
Unless
I go to the doctor _____ I don't feel very well.
unless
even if
when
if only
If he _____ intelligent, I _____ Albert Einstein.
is / will be
is / am
was / was
has been / have been
If I say "Do it", it _____ it.
will do
does
did
doesn't
Unless you are a Cambridge Certificate holder, you _____ to do a language test.
has
doesn't have
don't have
have
If you _____ down on your knees, you _____ to pray.
aren't / have
have / have
are / don't have
are / have
_____ you haven't done the homework, you are wasting your time.
If
As long as
Unless
If only
If I can’t sleep, I _____ to the radio.
listened
listens
will listen
listen
If the water _____, it means the tea is nearly ready.
has boiled
is boiling
boiled
boil
Babies _____ when they _____ hungry.
cries / is
cry / are
cry / is
cries / are
If you _____ here, they clamp your wheels.
parks
parked
park
have parked