Tom, clean up the broken glass _________ someone walks on it.
It was because of his kind nature _______I fell in love with Peter.
They aren’t a good team, but they refuse to _____ and accept the defeat.
The number of guests invited to the party______ fifty, but a number of them______ absent.
The manager asked me whether I _______ good at computer science.
–Whose advice do you think I should take?–______.