Wedon’tthinktheexperimentis

问题详情:

 Wedon’tthinktheexperimentis

 We don’t think the experiment is ______ failure. At least we have gained ______ experience for future success.

A. the; a                    B. a; /                           C. a; an                   D. the; the

【回答】

B

知识点:冠词

题型:选择题