这里有一个检验学习成果的机会。扫描下方二维码接受挑战吧！

Wanna test your learning?Then have a try on the lip-synching game after scan the QR-Code below!

youdao

这里有一个检验学习成果的机会。扫描下方二维码接受挑战吧！

Wanna test your learning?Then have a try on the lip-synching game after scan the QR-Code below!

youdao