高一英语倒装句语法练习题答案 倒装句语法练习题目: 1. Not until I began to work ____ how much time I had wasted. A. didnt I realize B. did I realize C. I didnt realize D. I realized 2. Only by practising a few hours every day ____ be able to master the language. A. you can B. can you C. you will D. will you 3. If you