题目内容
【题目】When deeply absorbed in work, ______ he often was, he would forget all about eating or sleeping.
A.that
B.which
C.where
D.when
【答案】B
【解析】句意:当他集中精力工作时,这种情况常有发生,他总是废寝忘食。本题主句部分完整,且选项包含that, which因此在考查定语从句。应先分析空格之后的句子成分,本题缺少was的表语,且空格前有逗号,应选which。B为正确答案。
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