The pop star walked out of the stage, ______ her hands to her crazy fans.
He was in hospital for six months. He felt as if he was ______ from the outside world.
We must accept the possibility ________ one, although working hard, may fail to reach his goal.
---- Could you be so kind as to close the window?----- _______.
"Genius" is a complicated concept, _ _ many different factors.
---- We've only got this small bookcase. Will that do?---- No, _ _ I am looking for is something much bigger and stronger.