It’s already 9:00 and Lucy is for us there.
A. likely to waiting
B. likely to wait
C. possible to wait
D. possible to be waiting
网友回答
A. likely to waiting
(答案→)B. likely to wait
C. possible to wait
D. possible to be waiting
解析：考查be likely to do结构，其中的to是动词不定式符号。