关于Hisexperimentprovedt的百科

•  Hisexperimentprovedtobe

• 问题详情： Hisexperimentprovedtobe_____successonceagain;thatis,allhiseffortsendedin______success. A./;a             B.a;a           C.the;the             D.a;/【回答】D知识点：冠词题型：选择题...
• 2019-07-0222797