问题补充：
—Excuse me，Miss Smith. Could you tell me how to improve my spoken English?
—OK. The best way is to practice *
A. as soon as possible
B. as quickly as possible
C. as much as possible
D. as clear as possible
答案：
A. as soon as possible
B. as quickly as possible
(答案→)C. as much as possible
D. as clear as possible
解析：句意:-打扰一下，Smith夫人，你能告诉我怎样才能提高我的英语口语吗？-好的，最好的办法就是尽可能多的练习。as soon as possible 尽可能快的；as quickly as possible 尽可能快的；as much as possible 尽可能多的；as clear as possible 尽可能清楚的。根据句意可知，提高英语口语需要多练习，故选C。
