We won’t give up we should fail ten times.A. even ifB. sinceC. whetherD. until

问题补充：

We won’t give up we should fail ten times.

A. even if

B. since

C. whether

D. until

答案：

(答案→)A. even if

B. since

C. whether

D. until

解析：A. even if即使 B. since自从 C. whether是否 D. until直到；句意：即使我会失败十次，我也不会放弃的。故选A