Question

_____to his research work,the professor cared little about any other things.

A.Devoting                                 B.Devoted

C.Having devoted                 D.To devote

Answer 1

B

解析:

考查作状语的结构。devoted是过去分词形式的形容词，表示状态，谓语形式是be devoted to，类似的结构还有(be)lost in thought,(be)dressed in red,(be)seated at the back,(be)addicted to...等。