They are( )next Tuesday.A go to hiking B going to hiking C going hiking Dgoing to the hiking 这个题选什么?为什么?希望具体给我解析一下,

问题描述:

They are( )next Tuesday.A go to hiking B going to hiking C going hiking Dgoing to the hiking 这个题选什么?为什么?希望具体给我解析一下,

C go hiking 是一个词组.be going表示将来