back用法初三（back用法口诀）

1.There are a lot of people back there waiting to get in.后面有许多人等着进来。

2.Our room was at the back of the hotel.我们的房间在旅馆靠后面的地方。

3.There's room for three people in the back.后排有可容三人的空位。

4.I'm having treatment for my back problem.我正接受背部疾患的治疗。