You would not have made so silly mistakes , but it is a pity you _______ my advice.

Tom has been absent for two days．Do you know what _________ to him?

The way of life he was used to _______ when he came to study in America. 

Had it been possible, I would have gone to attend Monica in the hospital, but I  fully occupied last month.

The examination will begin at 10:30. Those who come late        to the examination room.