A Grammar exercise.

Have you ever ......... to Athens?
1. gone
2. been
3. went
It is raining heavily, ....... it?
1. isn't
2. don't
3. doesn't
She has been sleeping ........... ten o' clock in the morning.
1. for
2. from
3. since
How long ....... did they leave for Canada?
1. before
2. ago
3. since
She was having breakfast ......... the telephone rang.
1. when
2. that
3. while
I have never seen such a big snake ........
1. ago
2. after
3. before
....did you steal her ruler?
1. Why
2. Whom
3. Which
This is Mary's coat. ....... is green.
1. My
2. Me
3. Mine
He usually wears casual clothes but today he ................... a brown suit.
1. wear
2. wears
3. is wearing
When they arrived at the forest, the bear .....................
1. has already run away
2. had already run away
3. will have run away