The number of people invited ____ fifty, but a few of them ____ absent for different reasons.
It usually takes courage to _____ an invitation.
--- The weather is too cold _____ March this year. --- It was even _____ when I came here years ago.
He is rather difficult to make friends with, but his friendship, _____, is more true than any other.
On rainy days, accidents _____ happen sometimes on steep roads.
The interview he paid little attention to _____ him the chance to work in this company.