您要查找的是不是：
- The boy pegged away at a home assignment. 男孩毫不懈怠地做老师布置的家庭作业。
- The boy pegged away at a homework assignment. 男孩孜孜不倦地做老师指定的家庭作业。
- He pegged away at the work throughout the night. 她孜孜不倦地做了一个通宵。
- He pegged away at his studies so that he would get high marks. 他孜孜不倦地学习以获得高分。
- He's been pegging away at his thesis for months. 他写论文已经忙了几个月了。
- The student pegged away at his studies so that he would get high marks . 他孜孜不倦地学习，以获得高分。
- The student pegged away at his studies so that he would get high marks. 他孜孜不倦地学习，以获得高分。
- He pegs away at his routine work. 他孜孜不倦地做自己的日常工作。
- He pegs away at his routine work . 他孜孜不倦地做自己的日常工作。
- He's been pegging away at hisqhesis for_ months. 他写论文已经忙了几个月了.
- He was pegging away at the board game. 他对棋类游戏乐此不疲。
- He was pegging away at the questions. 他坚持不懈地处理这些问题。
- When I went to see her she was still pegging away at her report. 我去看她的时候，她还在那儿埋头写她的报告。
- To write a novel ,one must keep pegging away at it consistently . 要写小说，必须不断地辛勤劳动。
- To write a novel,one must keep pegging away at it consistently. 要写小说,必须不断地辛勤劳动。
- You're bound m find the answer in the end,just keep pegging away at it. 最终你一定会找到答案的，只是要继续努力。
- I suppose you are going to college soon? I see you pegging away at your books. 我想你不久就要上大学了吧?我看见你老在啃书本。
- Pegged away until our luck turned. 坚持干下去直到我们时来运转
- The field artillery pounded away at the for tress. 野战炮兵连续炮击那座要塞。
- If I keep pegging away at this job it should be finished by the end of the week. 如果我继续抓紧工作，可在周末前完成。
