The Beijing express had _____ on time when we hurriedly got to the platform.
There is no possibility, I guess, _____our exam will be put off.
Far from perfect though this trip is, I think it’s well worth _____ we paid.
Being a good listener is a kind of quality and that’s ___ it takes to keep friendship.
As is recorded in history, silkworms(蚕)were first raised by a woman in _________ is today Hebei Province.
Does it make any difference __________ he refuses or accepts the invitation?