There's the question of how you actually pay the service once it's arranged, but you can ___
cross that bridge when you come to it
something that seems bad at first but ends up being a benefit
a blessing in disguise
try to do something that is impossible
fight a losing battle
After working so hard for so long, it's nice to be able to ___
let your hair down
do more than what you possibly can
bite off more than you can chew
That was a fascinating TedTalk, it gave us plenty
food for thought
I think grandpa was ___ because what he said cannot be true
pulling my leg
something that is very easy to do
a piece of cake
when you do as if you didn't see something happen
turn a blind eye
These trainers ___ I cannot afoord them
cost an arm and a leg
completely unexpectedly
out of the blue
I think you are absolutely right about Anna being jealous, you've ___
hit the nail on the head
the advantages of two different situations
best of both worlds
calm down
let your hair down
I will close the book and ___
call it a day
have very detailed knowledge of something
know inside out