after drinking even a small amount of beer is also regarded as violating the traffic regul

问题补充：

after drinking even a small amount of beer is also regarded as violating the traffic regulations.

A. Drive

B. Driving

C. Drove

D. Being driving

答案：

A. Drive

(答案→)B. Driving

C. Drove

D. Being driving

解析：考查非谓语动词。句中用动名词作主语，根据句意用主动形式。句意：酒后驾车，即使是少量的啤酒也被认为违法交通法规。