you spent half as much time working on our problems as you do covering them .
问题描述:
you spent half as much time working on our problems as you do covering them .
答
主要是as.as引导的定语从句..即:if you speng halftime as you work on our problems,you will cover the problems.这里是一个as...as结构.后一个as引导一个定语从句修饰time.完整的句子应当是as you spend cover...