Many people kill tigers to get their fur (毛皮).(对画线部分提问)画线部分是 to get their fur __ __many people kill tigers

问题描述:

Many people kill tigers to get their fur (毛皮).(对画线部分提问)
画线部分是 to get their fur
__ __many people kill tigers

Why do many people kill tigers ?
不能填 what for,要填也得是:
For what do many people kill tigers ?。这就三空了。

填 what for
what for 是“为何”的意思

Why do ...
就原因提问