—You stop me.
—Even if you it, I won't allow you to swim across the river.
A. mustn't; dare not do
B. may ; dare not do
C. can; dare to do
D. needn't; dare do
网友回答
A. mustn't; dare not do
B. may ; dare not do
(答案→)C. can; dare to do
D. needn't; dare do
解析：本题是情态动词的考查。首先肯定对前半部分是否定的，而mustn't表示禁止，与题意不符。dare可以作情态动词，也可以作实义动词。