I for Beijing in a few days. Do you know when the earliest plane ?
A. leaves, takes off
B. is leaving, is taking off
C. am leaving, takes off
D. leave, is taking off
网友回答
A. leaves, takes off
B. is leaving, is taking off
(答案→)C. am leaving, takes off
D. leave, is taking off
解析：考查将来时。本题第一空用现在进行时表示将来时，表示按照安排要发生的事情，且动词要是一些表示位置变化的动词。第二句使用一般现在时代替将来时，指按照机场，车站的时间表要发生的事情。句意：几天以后我要去北京，你知道最早的飞机什么时候离开吗？巩固C正确。