Q8:
Sulfur dioxide, a major contributor to acid rain, is an especially serious pollutant because
it diminishes the respiratory system’s ability to deal with all other pollutants.
A. an especially serious pollutant because it diminishes the respiratory system’s
ability to deal
B. an especially serious pollutant because of diminishing the respiratory system’s
capability of dealing
C. an especially serious pollutant because it diminishes the capability of the
respiratory system in dealing
D. a specially serious pollutant because it diminishes the capability of the respiratory
system to deal
E. a specially serious pollutant because of diminishing the respiratory system’s
ability to deal

答案A 没问题 想问 the capability 后应该接doing 吗？ 比如the capability of doing sth

而如果再加上sb    the capability of sb to do?还是the capability of sb of doing?