Professor George was so ______ with his experiments in the laboratory that he of

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问题 Professor George was so ______ with his experiments in the laboratory that he often missed lunches.

选项 A、absorbed
B、engaged
C、preoccupied
D、involved

答案 C

解析 be preoccupied with的意思是“全神贯注地做某事”。其他三个选项虽然意思相似，但是与它们搭配的介词都是in，而非with。

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