摘要：It's ten.
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It's ten years since the scientist _______on his life's work of discovering the valuable chemical.
A. made for B. set out C. took off D. turned up
查看习题详情和答案>>It’s ten years since the scientist _______ on his life’s work of discovering the valuable chemical.
A. made for B. set out?
C. took off D. turned up?
查看习题详情和答案>>It’s ten years since the scientist ____ on his life’s work of discovering the valuable chemical.
| A．made for | B．set out | C．blocked out | D．turned up |