题目内容
Almost all of his time ______ experiments, he has no time to visit his parents.
A.devoted to do | B.devoted to doing |
C.devoting to doing | D.is devoted to doing |
B
解析
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题目内容
Almost all of his time ______ experiments, he has no time to visit his parents.
A.devoted to do | B.devoted to doing |
C.devoting to doing | D.is devoted to doing |
B
解析