2. 专升本
  3. It’ s ten years since the scientist ______on his life’ s work of discovering the valuable chemical.

It’ s ten years since the scientist ______on his life’ s work of discovering the valuable chemical.

admin2013-05-22  29
问题 It’ s ten years since the scientist ______on his life’ s work of discovering the valuable chemical.
选项 A、made for
B、set out
C、took off
D、turned up
答案B
解析
转载请注明原文地址:https://kaotiyun.com/show/YaeC777K
本试题收录于： 英语题库成考专升本分类
0

英语

成考专升本

相关试题推荐
随机试题
最新回复(0)