あの箱は木でできている。

that (someone or something distant from both speaker and listener, or situation unfamiliar to both speaker and listener)

box; case; chest; package; pack; car (of a train, etc.); shamisen case; shamisen; public building; community building; man who carries a geisha's shamisen; receptacle for human waste; feces (faeces); counter for boxes (or boxed objects)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

tree; shrub; bush; wood; timber

indicates location of action; at; in; indicates time of action; indicates means of action; cause of effect; by; and then; so; indicates continuing action; indicates certainty, emphasis, etc.

to be able (in a position) to do; to be up to the task; to be ready; to be completed; to be made; to be built; to be good at; to be permitted (to do); to become intimate; to take up (with somebody); to grow; to be raised; to become pregnant