Do you want a new pencil case

「亲,下面由 天马行空外语团为您解答 」
〖正确答案〗Yes,I do
〖涉及知识〗对一般疑问句的回答
〖知识解析〗
通常回答为：
肯定：Yes,主语+提问的助动词.
否定：No,主语+提问的助动词的否定形式.
〖英语例句〗
　　Are you from Japan﹖
　　Yes,I am． / No,I'm not．
　　Is her sister doing her homework now﹖
　　Yes,she is． / No,she isn't．
　　Does he work in a bank﹖
　　Yes,he does． / No,he doesn't．
　　Do you live near your school﹖
　　Yes,I do． / No,I don't．
　　Can you speak French﹖
　　Yes,I can． / No,I can't．
　　May I go home now﹖
　　Yes,you may． / No,you mustn't．
「不懂得,还可以继续问我,如果能帮到您,请将这个选为满意答案」
「您的肯定,是我们前进的无限动力,本条回答来自天马行空外语团」