YOU SAID:

I am quivering with excitement.

INTO JAPANESE

私は興奮して震えています。

BACK INTO ENGLISH

I was excited and shaking.

INTO JAPANESE

興奮していると振動だった。

BACK INTO ENGLISH

Excited and was shaking.

INTO JAPANESE

興奮して震えていた。

BACK INTO ENGLISH

And trembling with excitement.

INTO JAPANESE

興奮で震えています。

BACK INTO ENGLISH

Trembling with excitement.

INTO JAPANESE

興奮で震えています。

BACK INTO ENGLISH

Trembling with excitement.