单项选择题
A．in Europe in the eighteenth century B．in ancient Egypt and Babylon C．in the Far East in ancient times D．during the Middle Ages
A．during President Kennedy’s term B．fifty years later C．ten years ago D．last year from President Clinton
A．read it to the audience at once B．picked it up and checked it quickly C．took it to the airport in a hurry D．told the secretary to check it