The students are picking leaves.(对划线部分leaves进行提问)

问题描述:

The students are picking leaves.(对划线部分leaves进行提问)
紧急紧急!

What are the students picking?
请在客户端右上角评价点“满意”即可请详细讲解下好吗?leaves 是“物”, 作宾语, 所以用What 提问特殊问句要用倒装语序, 即:疑问词+ 部分倒装语序所以把What 放在句首, 再同时注意把be动词are 置于主语the students 之前