单项选择题 On any corner, sane men, fanatics and demagogues could secure audiences to listen to their oratory, in which theyadjuredtheir hearers to rise in their might and drive the invader from their sacred soil.

单项选择题 Some pundits are worried that these candidate Q-and-A sessions havesupplantedregular newscasts with something less rigorous journalistically, but the carping seems misguided.

单项选择题 In many simple organisms, including bacteria and various protists, the life cycle is completed within a single generation: an organism begins with thefissionof an existing individual; the new organism grows to maturity; and it then splits into two new individuals, thus completing the cycle.