题目
求助高手：英语单选题分析
1、Not until Mary started to work__to know how important a good education was.
A.did she begin B.she began C.had she begun D.she had begun＿＿
2、though __not to read in poor light time and time again ,the boy still does it.
A.warming B.warned C .being warned D.having warned
1、Not until Mary started to work__to know how important a good education was.
A.did she begin B.she began C.had she begun D.she had begun＿＿
2、though __not to read in poor light time and time again ,the boy still does it.
A.warming B.warned C .being warned D.having warned
提问时间：2021-03-26
答案
第一题：正确答案为A.
这是一道倒装句练习题.“否定词至于句首全句用倒转”
第二题：正确答案为B.
本句主语为the boy,男孩“被警告,”所以用过去分词“warned”.
这是一道倒装句练习题.“否定词至于句首全句用倒转”
第二题：正确答案为B.
本句主语为the boy,男孩“被警告,”所以用过去分词“warned”.
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