The number of guests invited to the party___fifty,but a number of them ___absent for different reasons,which made him very disappointed
Only when your identity has been checked __________.
The old couple have been married for 40 years and never once __________ with each other.
Only after my friend came __________.
I have been living in the United States for twenty years, but seldom __________ so lonely as now.
__________, his idea was accepted by all the people at the meeting.