他们必须得认真的听指令，然后尽可能快地指出相应的图或词。

They must listen the command carefully and try to point to the corresponding picture or words as quickly as they can.

youdao

他们必须得认真的听指令，然后尽可能快地指出相应的图或词。

They must listen the command carefully and try to point to the corresponding picture or words as quickly as they can.

youdao