用钥匙开门时用哪个介词in?to?with?on?

用钥匙开门时用哪个介词in?to?with?on?
用钥匙开门时用哪个介词in?to?with?on?

用钥匙开门时用哪个介词in?to?with?on?
use the key （to） open the door
open the door (with) my key
希望会对你有所帮助.

With a key to open the door

of

用介词TO.