wear trousers. In the new movie, the girls travel to an unknown (未知的) land. They need to fight... for fans of the Disney movie Frozen (《冰雪奇缘》). Frozen 2 is now showing in Chinese theaters! Are you ……

America.4. 1995-2000Some go north, throughthe Bering Strait(白令海峡) and into the frozen waters ofthe Arctic(北极). The ducks travel slowly across thePole(极地), moving eastward.5. 2000Ducks begin reaching ……

the Qinghai-Tibet Railway. The railway runs across no-man’s land and climbs up snowy mountains. From Qinghai’s Golmud (格尔木) to Lhasa, about 550 km of the railway runs on frozen earth (冻土). Over ……

discovered under the sea east of the Pearl River mouth basin, the Ministry of Land and Resources said on Dec 17. Flammable ice is almost pure *methane mixed with water and frozen in *permafrost or under ……

It has been called the “last Shangri-la”. A land which time forgot is now easing itself... means “land of the thunder dragon”.Bhutan is a country of contrasts: towering peaks and deep, rushing ……

3-D animated movie musical Frozen, may sound conventional, but the film still manages to do...” and “princess” used to mean one thing: a film targeted at the little-girl market. But Frozen ……

surrounded by land. Much of the ocean is frozen most of the year. But the surrounding areas have different...(巨大的) piece of land covered by ice. In places the ice is as thick as 2,000 meters. The whole land ……

球).  The frozen soil in the Arctic is important for the environment. A lot of viruses and dead animal bodies are buried (被埋葬) inside. If the frozen soil melts, it could put us and our environment ……

in Antarctica. About 98% of the land is ice. Most plants can’t grow there. Scientists have to bring the food... and vegetables. But most of them are quick-frozen (速冻的). Where does the rubbish go?在南极垃圾如何处理？We need ……

) that are rich in iron. But the moon is dry, though it does have some frozen (冰冻的) water... on the side of the moon that faces Earth. They think that oxygen from Earth might travel to the moon ……

(南极地区) is a good place to research the land, ocean, air, ice shelves and biology. For example...的) or frozen food. Most of their food is transported (运输) there by sea from China. Sometimes they buy fresh ……

it has frozen water. But the land there is uneven (不平坦的) and dangerous. There are steep (陡峭的) hills...’s south pole (南极). They believe it has frozen water. But the land there is uneven (不平坦的) and dangerous ……

of dry land covered with sand6. The low land between hillskey1. mountain 2. forest 3. ocean 4. river 5. desert 6. valleyTilly likes to travel. ……

tickets to travel on November 28, starting from Land's End Aerodrome, how much do you think they had...'s own airline from either Land's End Aerodrome or Newquay airport. Your flight includes a wonderful ……

), letting charged particles (带电粒子) go out into space. They can form solar winds that travel throughout... into space. They can form solar winds that travel throughout space at great speeds, even up to 800 ……