も話します

also speaks

→ も
phrase Common #2,100
also speaks も means “also” or “too” and attaches to the thing being spoken, such as a language.
JA: 彼は日本語も話します。
EN: He also speaks Japanese.

叔母は英語だけでなく中国語も話します。

My aunt speaks not only English but also Chinese.

トムはフランス語も英語も話します。

Tom speaks both French and English.

マイケルは英語を言うまでもなく、日本語も話します。

Michael speaks Japanese, not to mention English.

スペイン語も話しますよ。

I speak Spanish too.

あの人の奥さんは、英語だけでなくスペイン語も話します。

That person's wife speaks not only English but also Spanish.