He can talk
能说话───Can speak;他───he
She can speak pure English.───她能讲纯正的英语。
Ann can speak English.───安会讲英语。
She can speak Spanish.───她会讲西班牙语。
As a result, I think I can speak intelligently about how those people tend to think and act when they're trying to create software.───因此，我想我可以明智地说出当他们设法开发软件时是如何想的，以及是如何做的。
Much mean can be conveyed, clearly, with our eyes, so it is often said that ey can speak.───眼睛能准确地传达一些信息，所以人们常说，眼睛会说话。
"If you know what to say and how to say it, you can speak up and keep the risk of retaliation to a minimum, " he said.───他说：”如果你知道说什麽、如何说，你就能为自己讨回公道，并将被报复的风险降至最低“。
I can speak a little French.
He can speak many foreign languages including Russian.
She can speak three languages.
She can speak four languages.
I can speak to his veracity.