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托福听力每天训练

第一篇：

Listen to the part of lecture in the environmental science class.

Ok! So, we will talk about seriously deal with the fact human activities online. But today we’d like to talk about other that can explain vary ancient expects. One of the norm is called V…H…. Now what is V…H..is about. Lt ‘s says the variation about the earth movement, precily it’s the world around sun . these variations be different . And these difference is mild around sun. ok! The a lot of people thinks of the earth around sun is perfectly regular. They wave the hands move on the well- made- watch, they just walk that ways. You probably know the earth wave the sun.it’s not like shape prefect circle. It’s more than a circle over the time ,over the period about 100 thousand years. And when the earth is lipticle .earth are closest to the sun during apart of the year. which makes her are particular be warm. That’s why is important .Because most important natures are warm and natures are start forming or low temperature .the second movement about the tail earth accents and depending anlgothe seasons can be more or less sevior. It makes winter cooler and summer warmer or what’s sun makes doing now makes summer less hot more importantly the winter less cold just what can mention before can also start, prevent leisure beforming. The third movement high ……….. basiclyis a change is predictly the earth ……….is the basic movement. Lt’s be on the way and school what signical