—Can I call you back at two o'clock this
问题:
—Can I call you back at two o'clock this afternoon?
—I'm sorry, but by then I______ to Beijing. How about five?[ ]
A. fly
B. will fly
C. will be flying
D. am flying
—Can I call you back at two o'clock this afternoon?
—I'm sorry, but by then I______ to Beijing. How about five?[ ]
A. fly
B. will fly
C. will be flying
D. am flying