本题根据句意这里指的是Mr. Miller有困难，故用代词he

【题目】When I was 14, I decided to make some pocket money by   【1】  (help) Mr. Miller cut the grass in his garden. I worked hard because that was my first part-time job. After working for one week, Mr. Miller said that he had no money for me. That surprised me   【2】  (great). I argued with him, and then I went back home in anger.

My parents told me not to be angry   【3   Mr. Miller because   【4】  was in difficulties. Then my mother called up Mr. Miller and they talked about something on   【5】  phone. A few days later, my mother asked me to return to Mr. Miller’s garden because he was too weak   【6】  (look) after it.

When I came back, Mr. Miller said, “Sorry, I’ve no money,   【7】  I can do something for you.” He played a CD for me. Hearing the beautiful music, I was so interested in it   【8】  I forgot the money and did the work with pleasure. At last, Mr. Miller gave me a ticket to a concert.

After that, I became very fond of music. Now I’m one of the most popular  【9】  (sing) in our country. I can never 【10】  Mr. Miller too much.