题目内容
The professor devoted all his life ____the treatment of AIDS.
A to research B.in researching C.to researching D.at researching
C
考查短语devote to的用法。此处to为介词,其后用动名词。
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题目内容
The professor devoted all his life ____the treatment of AIDS.
A to research B.in researching C.to researching D.at researching
C
考查短语devote to的用法。此处to为介词,其后用动名词。