The first 200 cars of this new model have already been spoken for. (d) açıkça göstermek, ispat etmek, tanıklık yapmak.
That speaks well for his perseverance: Bu onun sebatını ispat eder.
a fine job which speaks well for the workers and for the company. (e)
speak for itself/themselves: apaçık, meydanda, fazla söze/izaha gerek yok.
The facts speak for themselves: Durum apaçık/meydanda, hakikat ortada.