YOU SAID:

my cat and I got stuck outside my house because I didn't have my keys

INTO JAPANESE

家の外で鍵を持っていなかったので、猫と私は立ち往生した

BACK INTO ENGLISH

The cat and I were stuck because we didn't have the keys outside the house

INTO JAPANESE

家の外に鍵がなかったので、猫と私は立ち往生した

BACK INTO ENGLISH

The cat and I were stuck because there was no key outside the house

INTO JAPANESE

家の外に鍵がなかったので、猫と私は立ち往生した

BACK INTO ENGLISH

The cat and I were stuck because there was no key outside the house