The number of people invited ______fifty, but a number of them ______absent for different reasons.A. were; was B. was; was C. was; were D were; were
If you _____ stop smoking , you can only expect to have a bad cough .
There must be _____ book which could help .
Sarah hopes to become a friend of _____ shares her interests.
The young man spent as much time as he _____ over his lessons.
--- Who should I send this message to ? --- The mayor is the one ___ ?