But for water，it ______ possible to live in the desert．

This shirt is too large for me. Can you show me ___one

Bill doesn’t do well in his English. So his father asked a teacher ____ him ____ it.

I wonder________there are so many natural disasters across the world in 2010.

Why do you think David is the suitable person for the job?— Because he has higher ambitions _________ others have already been satisfied.