Drunk driving used to occur in our city but now such cases are rare.A. practicallyB. gene

问题补充：

Drunk driving used to occur in our city，but now such cases are rare.

A. practically

B. generally

C. frequently

D. gradually

答案：

A. practically

B. generally

(答案→)C. frequently

D. gradually

解析：

句意为：过去在我们城市，酒驾经常发生，但是现在很少出现了。practically事实上，实际上；generally一般地，通常；frequently频繁地；gradually逐渐地。