A good friend is a person _______ we Turn for help when we are in trouble.
--- I don’t care what people think. --- Well, you __________. People’s idea is of great value to you.
--- John failed his final exam. --- I’m not surprised at the news at all. _______, he is never seen busy with his lessons.
American women usually consider their best friend as someone ________ they can talk frequently.
--- My office is untidy. --- You should spare some time to _________ the documents.
Cell phones _______ by more and more teens and many new functions _______ to them nowadays.