1、单元重点小结,重点句型,重点语法,功能,走近高考,拓展阅读,1.As a result of this,many scientists believe the earth may become .许多科学家认为地球可能会因此变得太热而不适合生物生存。2.But when I tried to step forward,I found I was carried on the earth and fell over.但是当我试着向前迈步的时候,我发觉我被送出去很远,步子的跨度竟是在地球上的两倍,因而我摔倒了。3.walking does need a bit of practice gravit
2、y has changed.重力改变了,看来走路也的确需要练一练了。,too hot to live on,twice as far as,now that,重点句型,重点语法,功能,走近高考,拓展阅读,Noun clauses as the subject主语从句1. it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe.2. many scientists believe is that the continued
3、 presence of water allowed the earth to dissolve harmful gases and acids into the oceans and seas.3.So life will continue on the earth for millions of years to come will depend on whether this problem can be solved.,What,What,whether,重点句型,重点语法,功能,走近高考,拓展阅读,Instructions(指示)1.Please pay attention to.请
4、注意2.Please check that.请核实3.Please look at.请看4.Make sure that.务必5.Dont forget to.不要忘记6.Watch out for.当心7.You need to.你需要8.Youd better.你最好9.You must/mustnt.你必须/一定不要,重点句型,重点语法,功能,走近高考,拓展阅读,语法填空题的解题方法(2)提供词的语法填空题解题技巧如下:1.提供动词(1)做题时首先找出句子的主干,确定主句,如果缺谓语,就要根据上下文语境和意思确定动词的数、时态、语态和语气。或者虽然已有谓语动词,但中间有并列、转折或从属连
5、词时,需填的词则是谓语动词。时态考虑要瞻前顾后。如:A boy on a bike (catch) my attention.He was riding beside the bus and waving his arms.答案：caught,重点句型,重点语法,功能,走近高考,拓展阅读,(2)若句中已有谓语动词,又不是并列谓语或从句时,所给动词就是非谓语动词。若是非谓语动词就要确定用doing 形式,done形式,还是 to do 形式。非谓语的形式一定要考虑它与其逻辑主语之间的关系。【高考典句】(2016全国高考丙英语知识运用)People probably cooked their fo
6、od in large pots,1(use) twigs to remove it.答案：using2.括号内给出形容词或副词,要根据上下文语境确定用原级、比较级还是最高级形式。如:There must be something (serious) wrong with our society.答案：seriously,重点句型,重点语法,功能,走近高考,拓展阅读,3.括号内给出单词的其他形式,通过分析句子结构,判断句子缺少什么成分(修饰什么词),再用正确的单词形式补充完整,该题同时考查同学们的单词拼写能力。如:【高考典句】(2016全国高考甲英语知识运用)Recent 1(study) s
7、how that we are far more productive at work if we take short breaks 2(regular).答案：1.studies2.regularly,重点句型,重点语法,功能,走近高考,拓展阅读,【文章导语】Are you a space lover?Are you interested in the solar system?Today lets know something about the solar system.你是一个太空爱好者吗?你对太阳系感兴趣吗?今天让我们了解一些太阳系的情况。,重点句型,重点语法,功能,走近高考,拓展
8、阅读,The Solar SystemThe solar system is the star system which we now is at.Around the sun circle 8 big planets,66 satellites as well as a large number of planetoids1,comets2 and so on.The planet gets up by the sun toward the outside order is:Mercury,Venus,Earth,Mars,Jupiter,Saturn,Uranus,Neptune.Merc
9、ury,Venus,the Earth and Mars are called terrestrial3 planets.The spaceship has all carried on the survey to them,and also once landed on Mars and Venus,obtaining the important achievement.Jupiter,Saturn,Uranus,Neptune are called jovian4 planets.These planets all take the Sun as center.,重点句型,重点语法,功能,
10、走近高考,拓展阅读,Among the 8 planets,the Earth is the third planet in distance outward from the Sun.It is believed to be about 4.6 billion years old.It is some 149,600,000 km from the Sun.It orbits the Sun at a speed of 29.8 km per second,making one complete revolution5 in 365.25 days.As it revolves,it spi
11、ns on its axis6,circling once every 23 hours 56 minutes 4 seconds.Its total surface area is roughly 509,600,000 sq km,of which about 29% is land.Its only natural satellite,the Moon,orbits the planet at a distance of about 384,400 km.,重点句型,重点语法,功能,走近高考,拓展阅读,太阳系太阳系是我们现在所在的星系。八大行星、六十六颗卫星和许许多多颗小行星、彗星等围绕
12、着太阳旋转。行星由太阳起往外的顺序是:水星、金星、地球、火星、木星、土星、天王星、海王星。水星、 金星、地球及火星称为类地行星。宇宙飞船对它们都进行了探测,还曾在火星与金星上着陆,获得了重要成果。木星、土星、天王星、海王星称为类木行星。这些行星都以太阳为中心。,重点句型,重点语法,功能,走近高考,拓展阅读,在八大行星中,地球按距离太阳由近及远的次序排为第三颗,人们认为地球大约46亿年了,距离太阳约1.496亿千米。地球以每秒29.8千米的速度围绕太阳公转,完整的一次公转时间为365.25天。在它公转的同时,它还以自身为轴心自转,每次自转的时间为23小时56分4秒。地球表面积大约5.096亿平方
13、千米,其中29%为陆地。它唯一的天然卫星,月球,在距离地球大约38.44万千米地方,围绕这颗行星旋转。,重点句型,重点语法,功能,走近高考,拓展阅读,词海拾贝1.planetoid plnItId n.小行星et kmIt n.彗星3.terrestrial trestrIl adj.地球的;陆地的4.jovian duvIn n.木星的5.revolution revlun n.旋转;公转6.axis ksIs n.轴心,重点句型,重点语法,功能,走近高考,拓展阅读,理解诱思1.What do you know about the solar system?2.Do you know anything about the earth?3.The eight planets circle around .A.the EarthB.the SunC.the JupiterD.the Neptune,略,略,B,
