当前位置:中文谷 >

习题库

> Sometimesnewideashavetobetestedmanytimesbefore

Sometimesnewideashavetobetestedmanytimesbefore

问题详情:

Sometimesnewideashavetobetestedmanytimesbefore

Sometimes new ideas have to be tested many times before ______ .

   pting fully   g fully accepted   y accepting     y being accepted

【回答】

B

知识点:非谓语动词

题型:选择题

标签:
  • 文章版权属于文章作者所有,转载请注明 https://zhongwengu.com/exercises/w2yeyk.html