No wonder the floor is so dirty, you wash it __________________.
once in a blue moon
Before the test, I had ____________.
butterflies in my stomach.
I decided to ________________and do my shopping when I was in town.
kill two birds with one stone
Peter's a little ____________, so he didn't come to school today.
under the weather
I _____________ early last night because I was so tired.
hit the sack
You can finish the rest of the biscuits. They are ____________
not my cup of tea.
Anyone can ride a bike. It's a _____________
piece of cake.
I can't buy a laptop I need. It ______________
costs an arm and a leg.
