— Did you know any Chinese, Joyce, before you arrived in Beijing? — In fact, never _______ it.
With summer coming on, the weather gets hot _________.
In Switzerland, six miles west of Geneva,___________ a collection of laboratory buildings.
America was____________ was first called" India" by Columbus
. To everybody's surprise, the fashionable young lady ___________ to be a thief.A. found out B. proved out C, put out D. turned out
Collecting stamps as a hobby___________ increasingly popular during the past fifty years.