一块平行四边形的菜地底是30米，高是15米，平均每平方米收蔬菜9千克，这块地可以

方框填词 （每空1分，共10分）请将单词的适当形式填写在横线上使文章意思完整。

Xu Beihong was one of China’s greatest ____小题1:____. During his lifetime, he developed the tradition of ___小题2:____ poetry with painting. In the 1930s, he held several ____小题3:____ in Asia and Europe to ___小题4:___ Chinese art. In his painting Racing Horse, a horse is seen running like a ___小题5:____ across the sky. The ____小题6:___ hair on the horse’s mane and tail was ___小题7:____ drawn. Xu Beihong used different shades of grey in a ___小题8:____ way to show ____小题9:___ along the horse’s body. Many people showed great ____小题10:___ in this painting.

只要知道火车的车型、车号或船舶的编号就可以立即从铁路网或者水运网中找到该火车或船舶，知道它们的现处的位置，距离目的地的里程和装运货物的信息。这是哪一项电子商务物流技术的运用（）。

A、地理信息系统技术

B、数据库技术

C、条码技术

D、全球定位系统技术

下列治疗哪项是错误的

A．绝对卧床休息

B．细心护理

C．口服苯巴比妥

D．口服泼尼松

E．口服苯妥英钠

简述蒙台梭利重视感官教育的原因。