YOU SAID:

One could tell by how he walked that he'd drunk more than his share

INTO JAPANESE

彼の歩き方を見れば、彼が自分の分より多く飲んでいることがわかりました

BACK INTO ENGLISH

I could tell by the way he walked that he was drinking more than his share.

INTO JAPANESE

彼の歩き方から、彼が自分の分以上に飲んでいることがわかりました。

BACK INTO ENGLISH

I could tell by the way he walked that he was drinking more than his share.