—Do you have anything to say for yourselves?
—Yes, there is one point we must insist on.
A. why
B. where
C. how
D. /
网友回答
A. why
B. where
C. how
(答案→)D. /
解析：考查从句，从句we must insist on不缺少成份，why表示原因；where表示地点；how表示怎样；所以选D，句子意思“有一点我们必须要坚持”，固定词组insist on意思“坚持”