题目

Need an app for that? Anvitha Vijay, 9, can build one. With the help of YouTube videos, the girl from Melbourne, Australia, learned code(代码) at age 7. Soon, she was trying her hand at making apps.“When I first got my iPad, I was excited by all the apps on it. It wasn't long before I wanted to make my apps,”said Anvitha. She built her first two apps with her younger sister in mind. Smartkins Animals helps children know more than 100 animals and their sounds. Smartkins Rainbow Colors teaches kids colors.Anvitha went to a conference（会议） hosted in San Francisco, California.All the (单句改错) Sandy is fond of listen to music.She has lots of CDs.