英语改错

Question

Today i was having a PE lesson while i fell down and hurt my foot.
I was in greatly pain at that moment ,but I tried to act as if nothing has happened until the class was over.
Though I had difficulty walk back to my classroom,I still did,t tell angone but even
refused the offer of my classmates
帮我找几个错误，改一下 大概4 5个错误吧 谢谢

Answer 1

while改成when (=at that time)
great pain
nothing had happened
walking back to....
and even....

Answer 2

Today when i was having a PE lesson , i fell down and hurt my foot.
I was in a greatly pain at that moment ,but I tried to act as nothing was happened until the class over.
Though I had difficult to walk back to my classroom,I still did, i didn't tell anyone and even refused the offer given by my classmates
我觉得写得很不顺哦~~ 要大概改就只能这样而已哦~

Answer 3

Today I was having a PE lesson while I fell down and hurt my foot.
I was in great pain at that moment ,but I tried to act as if nothing had happened until the class was over.
Though I had difficulty walking back to my classroom,I still didn't tell anyone and even refused the offer of my classmates.

Answer 4

walk_ in walking
if 去掉