每组剪刀撑的设置必须由底到顶连续设置。（）
参考答案：对
运输一般分为（）和配送。
A.输送
B.装卸
C.装运
D.搬运
The beautiful scenery ________ my happy memories of my childhood. [ ]
A. called back
B. called in
C. called up
D. called on
