is going home是現在進行時。
going
n. 離開，離去；（尤指賽馬場的）地面狀況
adj. 常去……的；現有的，可得到的
例句：
Were going sailing on Saturday.
我們打算星期六乘帆船出游。
Were going to crash, arent we?
我們要墜毀了，是不是？