My elder sister and I went shopping last week. My elder sister bought a dress as a birthday pres- ent for her friend. And I bought a new pair of shoes, skateboard sneakers. I bought the sneakers using my pocket money. I had saved my money for ten months. I was so happy that I could buy them by myself.
Questions:
1.What did the writer do last week? 2. why did the writer's sister buy the dress? 3.what did the writer buy last week? 4.How long did the writer save his money to buy the sneakers? 5. "I was so happy that I could buy them by myself".what does the underlined word refer to?