问题
选择题
Drunk driving used to occur _______, but now it is under control.
A．frequently
B．generally
C．practically
D．gradually
答案
答案：A
考查副词：A. Frequently频繁的，B. Generally一般情况C. Practically实际的D. Gradually逐渐地，句意是：醉驾过去经常发生，但现在控制住了。选A。