高中英语第三册Unit4阅读课教案
Collocations from HOW LIFE BEGAN ON THE EARTH
a cloud of energetic dust具有能量的尘埃, combine into…合成……, move around the sun环绕太阳运转, become violent变得激烈, the solid surface固体表面, explode loudly猛烈爆炸, in time及时，最终, produce the water vapor产生水蒸汽, make the earth’s atmosphere构成了地球的大气层, cool down冷却, on the surface在表面, be different from…与……不同, go round the sun环绕太阳运转, disappear from…从……消失, stay on…存留在……, show one’s quality显现某人的特性, dissolve harmful gases分解，溶解有害气体, become part of…变成……的一部分, develop life发展生命, grow in the water在水里生长, fill… with…用……来填充……，充满了……, encourage the development of…鼓励……的发展, millions of years later几万年以后, live on land在陆地上生活, live in the sea在海里生存, grow into forests长成森林, produce young生出幼仔, lay eggs下蛋, animals with hands and feet长着手脚的动物, spread all over the earth遍布全世界, develop new methods发展了新的方法, grow food种植, move around迁徙, go by过去，推移, take care of…在意……，照看好……, put…into…把……带入，放入……, prevent…from…防止……做……, escape from… into…从……逃离到……, become hot变热, depend on….依靠，依赖，取决与……, solve a problem解决一个问题
3. Reading and understanding difficult sentences
Skim the text and identify the difficult sentences of each paragraph. You may put your hand up if you have any questions.
4. Reading and transferring information
Read the text again to complete the table below,
HOW LIFE BEGAN ON THE EARTH
What was the earth like after the “Big Bang”?
Why was the earth different?
How was life developed on earth?
What did small clever animals do?