idioms with "at"

Matching exercise

Match the items on the right to the items on the left.
The hero was rescued
The show closed because it was running
We were talking
It's impossible to get tickets for such a popular show
You need to book ... six month in advance.
She was working much too hard
When abroad, it's advisable to carry your passport
The winners are selected ... by a computer.
It was a wonderful show - ... I enjoyed it.
It was a difficult problem and I was
I'm sure that our friends will arrive ...
If you need to stay overnight, please book a hotel
I could tell ... that there had been a mistake
... they did arrive, but it was too late.