There is a train every ten minutes.划线部分为a 怎么提问

There is a train every ten minutes.划线部分为a 怎么提问 There is a train every two minutes划线部分a,怎么提问? There is a train every ten minutes.(对every ten minutes提问) There's a bus every ten minutes.对every ten minutes划线提问 There's a train every ten minutes.（对a提问） 英语对划线部分提问 There is a plane every ( two years) 括号即为划线 there is a bus every five minutes?对every five minutes 提问怎么写? He is coming back here in ten minutes .划线部分提问,划线部分为in ten mi 对划线部分提问There is a hall in the building.对hall提问,怎么提问? He was a teacher ten years ago.a teacher为划线部分,对划线部分提问 there is a pen.对划线部分a pen提问 There is a bus every at the ten minutes two years ago.哪错了,