— Which of the two computer games did you prefer? —Actually I didn't like______.
Living in the central Australian desert has its problems, _____ obtaining water is not the least.
— Where _____ the recorder? I can't see it anywhere. — I _____ it right here. But now it's gone!
— I didn't tell my parents the secret yesterday. — But you ______.
In 1911, Madame Curie received a second Nobel Prize for her research, the first person in the world ______ two Nobel Prizes.
A 16-year-old male student had been infected with bird flu in Hunan province , the fourth case of human bird flu found in China.