求帮忙分析这篇英语作文中的语法错误~

Question

Allan Stewart was born on marth 7th,1915,inAustralia,who was the oldest person who have got the masters’ degree and broke the worldrecord in 2006.
Allan had got the first degree in 1936,thenhe soon became a doctor of Philosophy.
While he was 80 years old, he decide tolearn about law,and finally he got the masters’ degree in 2006.
Even he is over 80 years old,he still keeplearning and he’s teacher praised him because of reasonable time management on the internet in 2012.
Now he is the world-famouswho kept learning all the life,and his motto:challenge yourself is never tolateis pass on to every one.

Answer 1

1Allan Stewart was born on marth 7th,1915,inAustralia,who was the oldest person who have got the masters’ degree and broke the worldrecord in 2006.
根据要求 改为Allan Stewart,born on marth 7th,1915,in Australia,was the oldest person who got the master's degree and broke the worldrecord in 2006.
2Allan had got the first degree in 1936,thenhe soon became a doctor of Philosophy.
While he was 80 years old, he decide tolearn about law,and finally he got the masters’ degree in 2006.

改为Allan got the first degree in 1936,then he soon became a doctor of Philosophy.
3While he was 80 years old, he decide tolearn about law,and finally he got the masters’ degree in 2006.
改为While he was 80 years old, he decided to learn about law,and finally he got the master's degree in 2006.
4Even he is over 80 years old,he still keeplearning and he’s teacher praised him because of reasonable time management on the internet in 2012.
改为Even he was over 80 years old,he still kept learning and his teacher praised him because he was good at arranging his study time and managed to get his fourth degree by network learning in 2012.
5Now he was the world- famous who kept learning all the life,and his motto:challenge yourself is never tolateis pass on to every one.
改为Now he was the world-famous for keeping learning all the life,and his motto is : one is never too old to challenge himself.
下面是原范文之一
1 Allan Stewart, of Australian nationality, was born on March 7th, 1915.
2 He got his first degree in 1936, and then his second degree of Doctor of Medicine.
3He believed that one is never too old to challenge himself.
4Therefore, in his eighties, he decided to study law, and in 2006 he set a world record for becoming the oldest person to get a master’s degree.
5Because he was good at arranging his study time, he got praise from his teacher, and in 2012 he managed to get his fourth degree by network learning.追问

非常感谢~~~ 请问您是教师吗~？

追答

是的。