【题目】Doctor Wang says that ________ what forceful arguments against cigarette there are, many people insist on smoking.
A. though B. however
C. no matter D. even if
在线课程【答案】C
【解析】
考查让步状语从句。句意：王医生说无论反对吸烟的争论多么强烈，很多人仍坚持抽烟。句中no matter what引导让步状语从句，表示上下文转折关系。故C项正确。