考情前瞻：2021年专升本考试语文模拟试题(2020-09-18)

Deep inside a mountain near Sweetwater in East Tennessee is a bady?of water known as the Lost?Sea.It is listed by the Guinness Book of World Records as the world′s largest underground lake.The Lost Sea is part of an extensive and historic cave system called Craighead Caverns.
The caverns have been known and used since the days of the Cherokee Indian nation.The cave?expands into a series of huge rooms from a small opening on the side of the mountain.Approximately?one mile from the entrance,in a room called-The Council Room",many Indian artifacts have been?found.Some of the items discovered include pottery,arrowheads,weapons,and jewelry.
For many years there were persistent rumors of a large underground lake somewhere in a cave,but it was not discovered until 1905.In that year,a thirteen-year-old boy named Ben Sands crawled through a small opening three hundred feet underground.:He found himself in a large cave half filled?with water.
Today tourists visit the Lost Sea and ride far out onto it in glass-bottomed boats powered by electric motors.More than thirteen acres of water have been mapped out so far and still no end to the lake has been found.Even though teams of divers have tried to explore the Lost Sea,the full extent
of it is still unknown.

It can be inferred from the passage that the Craighead Caverns presently serve as__________.

A.an underground testing site
B.an Indian meeting ground
C.a tourist attraction
D.a motor boat race course

一袋中有5个乒乓球，其中4个白球，1个红球，从中任取2个球的不可能事件是（）

A.｛2个球都是白球｝
B.｛2个球都是红球｝
C.｛2个球中至少有1个白球｝
D.｛2个球中至少有1个红球｝

对于重症病人进行直肠触诊应采取的体位是( )

A.膝胸位

B.截石位

C.左侧卧位

D.右侧卧位

E.仰卧位