YOU SAID:

I just had chicken nuggets and Pepsi.

INTO JAPANESE

チキンナゲットとペプシだけ食べました。

BACK INTO ENGLISH

I only ate chicken nuggets and Pepsi.

INTO JAPANESE

チキンナゲットとペプシしか食べなかった。

BACK INTO ENGLISH

I only ate chicken nuggets and Pepsi.