If you ever have the _____ to go abroad to work, you should take it.
| A．possibility | B．offer | C．luck | D．chance |
_________ of us knows how many of them have been killed in that accident.
| A．None | B．No one | C．Not all | D．Not a one |
The natives could live for thousand years in the desert land _______ a foreigner could starve.
| A．on which | B．which | C．in that | D．where |
She sat there without her shoes on, ________.
| A．watching | B．watched | C．looking | D．looked |
______ the windows ______ the pictures of different styles.
| A．Among; hang | B．Between; hanged | C．Among; hanging | D．Between; hang |
________ several years he has been working like this.
| A．In | B．After | C．For | D．Since |