این سه تا جمله ی معلوم رو به مجهول میشه تبدیل کرد ؟

Can French be spoken by you?

Was the problem fixed by them?

Is the answer known by him?

فقط جمله اول یکم برا انگلیسی زبونا ممکنه غیر طبیعی بنظر بیاد بهتره بجاش بگی 

Is French spoken by you?