Question

I want four __(silce)of turkey in my hamburger

Answer 1

turkey和milk是不可数名词,如果要表示数量,就要借助于量词,常见的有Piece,slice等,如果这些量词前面有大于1的数字修饰,那么这些量词就需要变成复数形式.因此,你的两道题应该这样填：

I want four slices of turkey in my hamburger

Two cups/glasses/spoons of milk