They are ___ the old houses in order to set up a new teaching building.
Thank you very much. But for you, I _________ in the fight yesterday.
In those days, our _________ concern was to provide people who were stopped by the snow storm with food and health care.
You said you live in South China; could you please be a bit more _________?
---I know this is the latest type but it’s second hand. $40 ----that’s my last offer. --- OK. It’s a(an) _________.
Professor Li, who I _________ abroad, still teaches in Peking University.