Carl Linnaeus made great contributions to ________ plant species.
We have every reason to believe that ______ 2010 World Expo in Shanghai will be ______success.
Zhao Benshan, whose overwork ____ his health failure last year, is reported to have performed less successfully in the 2010 Spring Festival Gala on CCTV.
Whatever he explained, he couldn’t ____ the policeman that he was innocent.
You must attend the meeting ____ at ten o’clock, as it is scheduled—not a minute early or late.
On the Eve of the Spring Festival, we Chinese people like to play with fireworks, and the noise doesn’t ____ until after midnight.