问题补充：
After his wife was killed in the earthquake, it was his daughter managed the house and accompanied him
A. whom
B. that
C. which
D. what
答案：
A. whom
(答案→)B. that
C. which
D. what
解析：考查强调句型。本题强调的是句子的主语his daughter;句意：在他的妻子在地震中去世以后，正是他的女儿打扫这个房子陪伴他。故B正确。
强调句型的结构为：It is/was被强调成分that/who其它成分；其最大的特点就是去掉it is/was…that/who…句子仍然成立。要注意强调句型能强调除谓语动词以为的所有的句子成分。在考查的时候，经常会把强调句型和定语从句结合在一起考查，要注意分析句子的成分。考点：考查强调句型
