1 . You not only corrected my mistakes, but you also taught me tricks of studying English. (部分倒装)
→_________, but you also taught me tricks of studying English.

2 . 汉译英
1. 或者__________________
2. 教室__________________
3. 图画__________________
4. 打扫__________________
5. 帮助__________________
6. 英语书__________________
7. 钥匙__________________
8. 强壮的__________________
9. 眼镜__________________
10. 正确的________________
11. 帽子________________
12. 她的________________
13. 蔬菜________________
14. 正餐________________
15. 图书馆__________________

3 . 他已经回家了。但是在离开之前，他已把试卷上的错误都改正了。
He’s already gone home. But before he left, ____________________________ in the paper.