题目内容

12．The scientist knew nothing about the matter，because he was always _________ himself in his study．（　　）
A．buryingB．devotingC．focusingD．concentrating

分析 科学家不了解这个事情，因为他总是埋头在书房里面．

解答 答案是A．考查动词的辨析．A．burying 埋葬，bury oneself in…专心致志于； B．devoting奉献，致力于，devote oneslf to …，致力于，献身于；C．focusing专注，focus…on，集中于；D．concentrating专注，concentrate on 集中精力于．句意是：科学家不了解这个事情，因为他总是埋头在书房里面．故选A．

点评 解答此类问题首先需要理解每个单词的基本含义，并注意交叉含义间的区别，了解其特殊用法及习惯搭配等特点，然后结合语境选择正确答案．

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