河套平原属于内蒙古草原文化区，这里的传统民居是_____ ，它非常适合____。    (    )

如图：从阴影三角形A到B的运动是（    ）

There is a new movie Invisible guest(看不见的客人) on show. Li Hua and her parents will watch it. They can go there airy day. Please help her work out which is the lowest price for them.

Invisible guest Tuesday evening￥60                 Sunday￥80 If you have a student card, you can have a discount of 40% off If there are three persons, you can have a family price 132 for three(except weekends)

如图是“探究电流的产生的热量跟哪些因素有关”的电路图．则下列说法不正确的是（   ）

北回归线穿过的省区、自西向东依次是（    ）