同学们，现在我来发指令，你们跟着做，好吗？

Teacher : Now boys and girls, I'll give orders. You try to follow the orders. OK?

youdao

同学们，现在我来发指令，你们跟着做，好吗？

Teacher : Now boys and girls, I'll give orders. You try to follow the orders. OK?

youdao