(单选题)

______ he arrived home, his mother would wait for him to have dinner together.

A.No matter how late

B.No matter what late

C.Whatever late

D.No matter late

参考答案：A

参考解析：

考查no matter how引导的让步状语从句。句意：无论他多晚到家，他妈妈都等他一起吃晚饭。其一，whatever相当于no matter what，意为“无论什么”后接名词，代词，可排除B、C项；其二，however后面接形容词和副词，C项符合用法；D项用法错误。故选A。

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