You must ______ your papers before you hand them in.
When I was younger, I’d often go for ____ drive with some friends, purely for ____ enjoyment of it.
Though Michael had made enough academic preparations, _____ experience led to his failure in the job interview.
The school shop, customers are mainly students, is closed for the holidays.
She said she couldn’t finish the work in time, _______?
We went through a period _____ communications were very difficult in the rural areas.