You can make a complaint to the local government _____ you are happy with the way things are.
A. unless B. if C. once D. as
We finally managed to make the villagers _____ of the value of science.
A. to convince B. convincing C. convince D. convinced
— I wonder _____ Mr. Black changed his mind to take part in the movement.
— After he listened to the speech by Mr. King.
A. when was it that B. when was that it C. when that was D. when it was that
—He got the first prize in a National Contest of Popular Music.
—Oh. That’s what he _____ for years.
A. had been expecting B. has expected C. expected D. has been expecting
Our shoes are of great variety and quality.________. Quickly buy it!
A. Opportunity seldom knocks twice B. Lies have short legs
C. One false move may lose the game D. Kings go mad, and the people suffer for it
Each member country of WTO must _____ its laws and regulations and compete on the principle of fairness and co-operation.
A. reply to B. correspond to C. relate to D. submit to
