一道高考复习题的英语短文改错 急

一道高考复习题的英语短文改错 急
Dear Sally,
Now I'd like to tell you something about my
part-time job this summer vacation,when I 1._______
worked like a guide in a travel agency.The work 2._______
was interesting but tired.I think it was helpful to work this 3._______
holiday.It is the first time what I have earned money on my own.4._______
I've come to understand how hard my parents work to support for 5._______
the family.I used to keep on ask them for money,but now I'll 6._______
never waste money and Iearn to share my parent's worry.I've learnt 7._______
how to get along well with others.What's worse,I've gained some 8._______
working and social experience and I have learnt something can't 9._______
be learnt from textbooks.All these will be good for my future.In the word,10._______
I had a wonderful summer vacation.
Yours,
Li Bing
麻烦讲出每个题的改正理由