题目内容
【题目】The thought of going back home was ________ kept him happy while he was working abroad.
A.thatB.all thatC.all what D.which
【答案】B
【解析】
试题分析:句意:一想到回国就让他在国外工作时很开心。根据句意,用all作表语,而后面的kept him happy是修饰all的定语从句,修饰先行词all,关系代词只能用that,故选B。
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