等高线相互不会交叉，如果地形图上有几条等高线在某个地方重叠在一起，那这个部位的地形一定是[ ]
A、洼地
B、陡崖
C、山峰
D、盆地
答案：B
简述一个号的班集体具有哪些特征
In Britain today women ____ 44% of the workforce, and nearly half the mothers with children are in paid work.
A．build up
B．make up
C．take up
D．send up
