知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 The Phrase is mostly inaccurate. If It's important to invest in a person to find the future a person for free, it wasn't basically free. Similar with goods you receive for filling out a survey. "For gratis" will likely be extra precise in that https://sexeslive.com/