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文章大意:本文是一篇说明文。文章主要介绍了南极的基本情况:气温低下,气候寒冷,导致无人居住。

1 . Antarctica (南极洲) is like no other place in the world.It is _______. It is very big. It is like the United States and Australia together. Antarctica is the _______ place in the world. The temperature is sometimes -1250F (-87℃). August and September are the coldest months because there is no _______.

Antarctica is the highest continent, about 10,000 feet high. Antarctica also has very strong winds. The wind sometimes _______ as fast as two hundred miles an hour. It is also the driest place in the world.

Antarctica is also _______. There are huge glaciers (冰川) and ice everywhere. A glacier is an area of ice that _______ slowly. The ice and glaciers are beautiful. But most plants and land animals cannot _______ on the ice. There are no trees, no rivers, and no cities in Antarctica.Only penguins and other sea birds live there.

Antarctica does not _______ any one country._______, every country owns Antarctica. More than twenty countries have stations in Antarctica. A station is a place where scientists do experiments. The ________ are the only people who live in Antarctica.

Life on an Antarctica station is ________. It is like life on a space station. The sun shines for six months, and then it is ________ for six months. People usually have problems with sleeping and eating. They eat more ________ they are not busy.In an emergency, it is hard to get ________. Once, an American doctor Nielsen realized she was ________. She had cancer. It was winter, and airplanes could not ________ in Antarctica. Dr. Nielsen had no choice but to ________. An airplane dropped medicine to her, and she ________ herself. Several months later, Dr. Nielsen ________ to the United States to get special medical help.

Today, ships go to Antarctica during the summer months from November to February.People want to ________ this unusual place,but they don’ t want to live there!

1.
A.strangeB.flatC.terribleD.unique
2.
A.greatestB.cleanestC.coldestD.worst
3.
A.sunB.airC.waterD.food
4.
A.comesB.blowsC.risesD.drops
5.
A.emptyB.dangerousC.noisyD.important
6.
A.formsB.happensC.shakesD.moves
7.
A.remainB.produceC.liveD.change
8.
A.depend onB.compete withC.appeal toD.belong to
9.
A.Above allB.In factC.For exampleD.On average
10.
A.scientistsB.huntersC.fishermenD.sailors
11.
A.hardB.interestingC.normalD.active
12.
A.dayB.nightC.vacationD.winter
13.
A.whileB.soC.thoughD.because
14.
A.messagesB.repliesC.helpD.relief
15.
A.aloneB.anxiousC.sickD.hungry
16.
A.landB.remainC.standD.fly
17.
A.continueB.stayC.workD.adjust
18.
A.took pride inB.felt sorry forC.paid attention toD.took care of
19.
A.referredB.traveledC.returnedD.drove
20.
A.rememberB.visitC.controlD.save
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