题目内容
______ a good result,the professor decided to do the experiment once more.
A.Not getting B.Getting not C.Not having got D.Having not got
【答案】
C
【解析】略
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题目内容
______ a good result,the professor decided to do the experiment once more.
A.Not getting B.Getting not C.Not having got D.Having not got
C
【解析】略