He was seriously injured last week and that’s _______ he didn’t participate in the competition.
—He says that my new car is a ____________ of money.—Don’t you think those words are just sour grapes?
The World Health Organization gave a warning to the public without any______when the virus of H1N1 hit Mexico in April, 2009.
In our class, when the bell rang and the teacher closed his book, it was a ______ for everyone to stand up.
My ______ of this weekend’s activity is going out with some good friends.
To make members of a team perform better, the trainer first of all has to know their _____ and weaknesses.