Question

【题目】_______ matters most in learning languages is enough practice.

A.WhatB.WhyC.AsD.Which

Answer 1

【答案】A

【解析】

考查主语从句。句意：学习语言最重要的是足够的练习。___ matters most in learning languages是一个主语从句，缺乏主语，用what引导，指代“……的（事情、东西）”。故选A项。