It is the interaction between people, rather than the events __ occur in their lives, __ is the main focus of social psychology.
His health failing, ____ last year.
It is reported that some wild animals were found ____ in a big cave in the mountain.
In choosing ____ career, you should first consider ____ type of work which will suit your interest.
—Has he changed his mind? —Yes. After some hours of discussion, I ____ to talk him into accepting the new plan.
I got an e-mail from Liu Xin, ___ said she was going abroad for further study.