问题
选择题
I ________ for Beijing next Saturday. Do you know when the earliest plane ________ on Saturday?
A．am leaving; takes off
B．Leave; takes off
C．leave; is taking off
D．am leaving; is taking off
答案
答案：A
答案：A 考查时态。第一空用现在进行时表将来；第二空飞机航班时刻表用一般现在时。