精品资料.Match the word with its meaning.1astronomy A学说；理论2system B猛烈的；激烈的；强暴的3theory C大气层；气氛4violent D基本的；基础的5atmosphere E乘；增加6fundamental F谜；(使)迷惑7harmful G存在；生存8multiply H有害的9exist I天文学10puzzle J系统；体系；制度答案：15IJABC610DHEGF.Write down the meaning of phrases in each sentence.1The truth will come to light in time.迟早2As we know, laying eggs is the ant queens fulltime job.下蛋3Once she has made up her mind, nobody can prevent her from carrying out the plan.阻止4When it was in my turn, I was too excited to speak.轮到5Jane has just given birth to twins, so her mother must be in the hospital looking after her now.分娩6My relationship with the actors is fundamental to my work as a director.对(来说)是基本的.No one knows exactly how the earth and life began, but ancient legends (传说) may tell us something about it. Look at the following pictures and fill in the blanks.Picture A may tell us Pangu separates the sky from the earth.Picture B may tell us the Goddess Nvwa mended the heaven and created human beings from the clay (黏土)Picture C may tell us according to the Bible God created the world in seven days.Discussion: Are you interested in astronomy? Why?Yes,_I_am._Because_I_want_to_know_more_about_the_stars,_the_moon,_the_sun_and_the_universe._If_we_explored_and_studied_them_very_well,_we_can_serve_for_our_country_and_human_beings_very_well.Fast-reading1Match the main idea with the proper paragraph.Para. 1AThe formation of the earth.Para. 2 BA widely accepted theory about the formation of the universe.Para. 3 CThe development of plants and animals on the earth.Para. 4 DThe arrival of humans and their impact on the earth.Para. 5 EThe importance of water for life.答案：Paras.15BAECD2What does the passage mainly tell us?AThe importance of water.BHow the life began on the earth.CHow human beings appeared.DHow plants appeared.答案：B.Careful-readingRead the text carefully and choose the best answer.1Why was life able to develop on the earth but not on other planets?AThe earth had a solid shape.BThe earth didnt have harmful gases in its atmosphere.CThe water stayed on the earth but not on other planets.DThe earth was not too hot and not too cold.2Why are plants important on the earth?AThey produce oxygen for animals.BThey provide the shade for animals.CThey provide a beautiful scene.DThey protect the soil from being destroyed.3What is the correct order according to the text?The clever animals with hands and feet appeared and spread all over the earth.The “Big Bang”Small plants began to appear on the surface of the water.65 million years ago, the age of the dinosaurs ended.A BC D4Early humans appeared after dinosaurs died out _ million years later.A67.6 B62.4C65 D140答案：14CADB.Study-readingAnalyze the following difficult sentences in the text.1No one knows exactly how the earth began, as it happened so long ago.尝试翻译没有人确切地知道地球的起源，因为那是很久以前的事了。2What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe.尝试翻译随后它会变成什么没人能知道，直到3845亿年前，这团尘埃才慢慢地形成了一个固态的球体。3What is even more important is that as the earth cooled down, water began to appear on its surface.句式分析这是一个复杂的句子。what引导主语从句；that引导表语从句；as在表语从句中引导状语从句。尝试翻译更重要的是，随着地球的不断冷却，地球表面出现了水。4So whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved.尝试翻译所以在未来的千百万年中，生命能否在地球上延续下去将取决于这个问题能否得到解决。对应学生课下能力提升(十三)阅读理解AOf all the planets, none has captured (吸引) the worlds imagination like Mars.Its reddish (淡红的) color and changes in brightness over time make the planet an unforgettable sight.In Cosmos, the television science series from the 1980s, scientist Carl Sagan talked about some traditional ideas about Mars.Some of these ideas are from the English science fiction writer HG.Wells The War of the Worlds.Others are from the mistaken science of Percival Lowell, the American astronomer who believed intelligent beings lived on Mars.Wells described Martians as threatening.Lowell imagined them as the hopeful engineers of great works.Carl Sagan said that both ideas influenced the public deeply.Today, Mars continues to excite humans not as the object of science fiction but of scientific study.Space scientists have collected a wealth of information from spacecrafts that have orbited (沿轨道运行), landed on and dug into the Martian surface.The Smithsonians “Mars Day” offered a chance for people of all ages to touch Mars, or at least a piece of it.Allison and Alycia from Silver Spring, Maryland, brought their children, Grace, Sam, Ryan and Emma.They h