We won't give up _______ we should fail 10 times.A.even if B.since C.whether D.until

问题描述:

We won't give up _______ we should fail 10 times.A.even if B.since C.whether D.until
这题本来不难..中间插了个should我就感觉有点怪怪的...是不是选until?还有,dare做情态动词,否定形式时dare not 还是dare not to

should 在这里不当“应该”讲,所以选A;dare not do sth.