The old man hurt himself. (变成一般疑问句)
_________ the old man ___________ himself ?They made friends with each other two years ago. (用since two years ago 改写句子)
_________ _________friends with each other since two years ago.Teachers don’t like school days. Students don’t like school days, either（合并成一句话）
_________ teachers_________ students like school days.别忘了按时吃药哦。 (完成译句)
Don’t forget to ________ ________ on time.
You have done so excellent work． （ 改为感叹句）
excellent you have done!
Li Hua's mother took part in Hubei medical aids in February． （对划线部分提问）
took part in Hubei medical aids in February？
You'd better tell us about today's discussion． （改为否定句）
You'd better us about today's discussion．
The teachers are still taking about where they will hold the concert． （改为简单句）
The teachers are still talking about hold the concert．
It is fine weather to row a boat on the lake． （改为感叹句）
weather it is to row a boat on the lake!