The elevator in the teaching building was always in the summer vacation. That was why I chose to climb the stairs instead.
He was watching her doing it with a _________ look on his face, as if to say that he would not change his mind.
---I won’t have anything __________ against her. ---No. I won’t have that sort of thing __________ again.
They __________ with each other for two years before they got married.
This is the best way I have thought of __________ the problem.
The part China __________ in the world now __________ by many countries.