问题详情:
He devoted his life to __________ the atomic theory.
A. study B. be studied C. studying D. have studied
【回答】
C
知识点:非谓语动词
题型:选择题
问题详情:
He devoted his life to __________ the atomic theory.
A. study B. be studied C. studying D. have studied
【回答】
C
知识点:非谓语动词
题型:选择题