◎ 题干
My mother passed the driving-test at her first attempt. It was all ______ she had been practicing so hard.

A. why        
B. because    
C. that            
D. what

◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据魔方格专家分析,试题“My mother passed the driving-test at her first attempt. It was all ______ she had been practicing so hard.A. whyB. because C. that D. what…”主要考查了你对  【连接副词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。