英语的完型填空~When a group of people work together to reach the sa

英语的完型填空~
When a group of people work together to reach the same goal(目标),they make up a team.Teamwork is very important as men try to learn more about the world in which we 46 .
In 1957,a team of eighteen men from the United States 47 the winter at the South Pole(南极).They were there 48 the secrets of the earth and the sky.
The South Pole is at the bottom of the world.During its winter,the sun 49 rises.The men had to face the darkness of a six-month night,as well as the world’s worst 50 .
The men lived in a group of buildings joined together by tunnels(隧道,地道).They were cut off from the rest of the 51 .During the long winter,they could not be reached even by plane.
The men depended on (依靠)one 52 for company.Everyone took turns working in the “snow mine”.This was the giant(巨大的)cave dug into the ice beneath(在……下方)their camp (营地,帐篷).There,they dug out 53 snow needed as a water supply.
Each man also had his own important job to do.There was a cook and a doctor.There were scientists and men 54 were trained in other jobs.Working together,they proved that men can live and work 55 the South Pole.
( )46.A.have B.live C.notice D.turn
( )47.A.spent B.cost C.paid D.took
( )48.A.learning B.learn C.to study D.studying
( )49.A.once B.something C.not D.never
( )50.A.temperature B.weather C.snow D.sunshine
( )51.A.world B.city C.village D.gold
( )52.A.the other B.other C.an other D.another
( )53.A.clean B.cleanest C.clearly D.cleaned
( )54.A.what B.who C.when D.whether
( )55.A.at B.in C.over D.on

B
A
B.to learn 如果没有to,那就只有选C咯
D
B
A
D
A
B
A