Do you happen to know ________?
After questioning the man for six hours,the police ________ the information they wanted.
The Olympic Games,________in 776 BC, did not include women players until 1912.
As a young man, Comrade Zhou Enlai ________the student's movements and later ________the Communist Party of China.
Actually, information technology can ________ the gap between the poor and the rich because all can get what they want at the same time.
He telephoned the travel agency to ________ three air tickets to London.