Though most people in his office had bought a car of/

题目

Though most people in his office had bought a car of/
their own,Mr Li,who is a university in/
beijing,decides not to do so.I still goes to work by/
his bike every day.In his opinion,the roads in this city/
has too many cars.Last month,Mr Li bought a large flat/
is not far from his working place.Of course,this flat/
did cost his quite a lot of money.As well as his/
teaching,Mr Li takes most of his spare time doing research/
一般一行一个错(横杠表示一行) 改正地方用括号标注一下!

答案

保证准确率!
1.had → have
2.is和a之间加入in
3.I → He
4.去掉his
5.has → have
6.is前面加上which或that
7.his → him
8.takes → spends