In some parts of London missing a bus means for another hour.A. waiting B. to wait C. wait

问题补充：

In some parts of London,missing a bus means for another hour.

A. waiting

B. to wait

C. wait

D. to be waiting

答案：

(答案→)A. waiting

B. to wait

C. wait

D. to be waiting

解析：考查词组：mean doing意味着做…，句意：在伦敦的某些地方，错过一辆公共汽车就意味着再等一辆。选A。