草原上,一只老鼠发觉老鹰在上空盘旋,便紧张而迅速地钻进附近的巢穴内。老鼠的这种行为体现了生物 ( ) A . 具有遗传和变异的特性 B . 能对外界刺激作出反应 C . 能适应环境并影响环境 D . 具有生长和繁殖的特性 答案:B--Did you remember to pay the telephone bill? --The telephone bill ? __________ A. That isn’t due yet. B. Are you sure ? C. My telephone is out of order. D. Please remember the amount.