YOU SAID:

Your sister's big dog won't let me cut his nails.

INTO JAPANESE

お姉ちゃんの大型犬は爪を切らせない

BACK INTO ENGLISH

Onee-chan's big dog won't cut his claws off.

INTO JAPANESE

お姉ちゃんの大型犬は爪を切らない

BACK INTO ENGLISH

Onee-chan's big dog doesn't cut his nails.

INTO JAPANESE

お姉ちゃんの大型犬は爪を切らない。

BACK INTO ENGLISH

Onee-chan's big dog doesn't cut his nails.