The headmaster is to give a formal_______ at the annual ceremony.
. His sister left home in 1998, and_______since.
. The weather in Beijing in winter is colder than_______ in Fuzhou.
Although _____ to stop, he kept on working.
— Why not go and have dinner in a restaurant? — _______. It’s too expensive.
His appearance has changed so much that you _____ not recognize him.