68. Yesterday my friend and I went to the supermarket nearby. We found that there were _______ nothing worth buying.
I was about to go out ______ the telephone rang.
We were swimming in the lake _______ the storm started.
She was walking down the road _______ she heard someone shouting for help.
The fire went on for quite some time _______ it was brought under control.
He made a mistake, but then he corrected the situation _______ it got worse.