【题目】Some children want to challenge themselves by learning a language different from ______ their parents speak at home.
A.whatB.that
C.whichD.one
在线课程【答案】A
【解析】
考查宾语从句连接词。句意：有些孩子想通过学习一门不同于他们父母在家里说的语言来挑战自己。句中的from缺少宾语, what既引导了宾语从句, 又充当了speak的宾语。故选A项。