It’s _____ world of wonders , ______world where anything can happen .
The sailor is ______ of his experiences,because he has been to about30 countries.
She_______ a new idea for reducing pollution.
-Do you mind if I smoke here? -_______ You can go to smoke in the next door.
-What should T do, doctor? -_______ healthy, you should take more exercise.
He hardly has any close friends to talk to, _________ he ?