"Nơi tình yêu tiếng anh thăng hoa, nơi cơ hội mở cửa"

TIẾNG ANH

The Mongol Empire existed during the 13th and 14th centuries; it became the largest contiguous land empire in history.

MONGOL EMPIRE

In the late 1100s, a master chieftain united a group of wandering tribes into a powerful army. He was called Genghis Khan; the tribes were

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Pollution exists in many forms and affects many different aspects of Earth’s environment

POLLUTION

Pollution exists in many forms and affects many different aspects of Earth’s environment. The main types of pollution are Air pollution, Water pollution, Soil pollution,

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Soil is formed from the weathering of rocks and minerals.

SOIL

The formation of soil is a very long term process. Nearly 1.000 years for the formation of soil. Soil is formed from the weathering of

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Volcanoes are the part of the process of bringing material from the deep interior of a planet and spilling it forth on the surface. Eruptions also eject new molecules into the atmosphere.

VOLCANOES

Volcanoes are the part of the process of bringing material from the deep interior of a planet and spilling it forth on the surface. Eruptions

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The high ground, which has a height of over 300m, is a mountain. The hill is a smaller form of mountain

MOUNTAINS

The high ground, which has a height of over 300m, is a mountain. The hill is a smaller form of mountain. How Many Types the

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The rocks were originally formed from the molten Magma, which erupted from the interior of the earth. Powerful Earth movements have helped some of the rocks to rise to the top surface.

ROCKS

The rocks were originally formed from the molten Magma, which erupted from the interior of the earth. Powerful Earth movements have helped some of the

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The way in which the Earth’s atmosphere behaves is known as weather. It may be hot or cold, windy or still, raining, snowing or hailing.

WHAT IS WEATHER

The way in which the Earth’s atmosphere behaves is known as weather. It may be hot or cold, windy or still, raining, snowing or hailing.

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The biosphere also known as the ecosphere, is the worldwide sum of all ecosystems. It can also be termed the zone of life on Earth, a closed system, and largely self-regulating

BIOSPHERE

The biosphere also known as the ecosphere, is the worldwide sum of all ecosystems. It can also be termed the zone of life on Earth,

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