in thought, he sat at the edge of the bed, with his eyes on the letter in his hand.
It ______ at the crossroads ______ he was killed in the accident the other day.
The flowers ______ my mother, but my sister thought they were for her and took them.
He sent me an e-mail, ________ to get further information.
At home, he keeps some pets,to which he ______ all his spare time.
—Do you know the tall man ______ to Mr King over there? —Sorry, I don’t know him.