课程目录：
├──A big band.mp4 20.78M
├──A Magic Show.mp4 26.98M
├──Animal Song.mp4 7.36M
├──Colors.mp4 25.47M
├──Do you like .... .mp4 22.78M
├──Do you like apples..mp4 23.45M
├──Farm Animal.mp4 27.84M
├──Fruits.mp4 20.91M
├──Hello!.mp4 15.68M
├──How many girls are there in the picture. .mp4 20.39M
├──I like oranges..mp4 25.51M
├──I spy an animal..mp4 41.13M
├──Look at me!.mp4 17.48M
├──Look，this is me..mp4 24.02M
├──Numbers(20~90).mp4 30.95M
├──Numbers.mp4 20.09M
├──Orange, brown, black and white.mp4 29.21M
├──Pen, pencil box, bag, book.mp4 27.52M
└──Stationery.mp4 21.97M
