So, " x, z, s, sh, and ch" take the " es" for the plural.

所以，“x, z, s, sh, and ch”取复数形式的“es”。

If you have " it" , we have to use an S sound, not a Z. So you say " it's gonna; it's gonna."

如果你有“it”，我们必须使用 S 音，而不是 Z。所以你说“it's gonna; it's gonna.”