-Would you like to go swimming with me? -I’d like to, __________I’m too busy. A. and B. if C. but
A _____ works in a hospital.
Would you like _____ in a palace , Peter?
The supermarket provides customers _____ plastic bags for free.
She _____ great progress in the past 2 years.
His father has worked in this factory _____ he came here in 1980.