You won’t succeed_____harder.
---- We’re leaving for Hainan the day after tomorrow. ---- Wow, have a good trip. And by the way how long ______ there?
Our headmaster plans to have his daughter ______at the best school of this city.
It was not until Susan came back ______her close friends were waiting for him.
Soon Amy made several good friends, _____ she shared food, stories and small secrets.
Mr. Black told us that he ______ born on the April fools.