______ with it, the worried person at last smiled.

I am _____ about what I say because careless remarks are likely to hurt others' feelings．

 --Our women athletes achieved great success in tile 2012 London Olympic Games.--Yes. No one else could perform ________, I think.

In the eyes of a policeman, it's a usually very dangerous to get close to the _____criminal. He may do anything he would to escape.

Tom is a _______ person. He thinks no one can be successful without ________.