Mark Twain's vivid and often amusing descriptions quickly established the __________ he still enjoys today as one of America's greatest writers.
I would appreciateback this afternoon.
If something ________, it becomes less and less and eventually disappears completely.
It’s the first time ______ he has helped us.
Here are two pairs of shoes, ______ you may choose.
He plays well or badly according to his mood (心情), so he’s a very _________ player.