1、,英语必修3(人教版),Reading 一,1From Paragraph 1 we can know that stars are created from_Aair Batoms Crocks Dice,B,一、根据课文“How life began on the earth”，选择正确答案。,2What does the word “they” refer to in the sentences “It exploded loudly with fire and rock.They were in time to produce carbon, nitrogen，water vapour
2、 and.” in Paragraph 2?APlanets. BStars.CGases. DFire and rock.,D,3Which is the right order of the development of life? ASmall clever animalsshellfishdinosaursmammals. BShellfishdinosaurssmall clever animalsmammals. CShellfishdinosaursmammalssmall clever animals. DDinosaursshellfishmammalssmall cleve
3、r animals.,C,4Why were mammals different from other life forms? AThey gave birth to young baby animals and produced milk to feed them. BThey produced young generally by laying eggs. CThey were able to live on land as well as in the water. DThey live on grass.,A,5What problem is caused by human being
4、s? AThey exist everywhere on the earth. BThey cause global warming. CThey find new methods of growing crops.DThey enjoy hunting and fishing.,B,四、短文填空。,No one knows exactly 1._the earth began. According to a widely accepted theory, the earth began with a “Big Bang”,2._exploded loudly and produced wat
5、er vapour and many gases,3._(make) the earths atmosphere. As the earth cooled down, water appeared and stayed 4._the surface. It was the presence of water 5._allowed the earth to dissolve harmful gases and acids into the oceans and seas, which made 6._possible for life to develop. First, the appeara
6、nce of small plants encouraged the development of early shellfish and all sorts of fish. Next, green plants began to grow on land.7._were followed by land animals.So reptiles appeared for the first time. Later, dinosaurs developed.8._， they suddenly disappeared.After that, mammals came into being. F
7、inally, humans appeared and spread all over the earth. However, they are putting too much carbon dioxide into the atmosphere, making the earth too hot 9._(live) on. So whether life will continue on the earth will depend on 10._this problem can be solved.,how,which,making,on,that,it,They,However,to l
8、ive,whether,单词默写,根据所给英文解释写出下列单词。 1_：very strong and sudden. 2_：to make sb. feel confused because they do not understand sth 3_：to be present in a place or situation. 4_：causing harm. 5_：an idea or opinion.,violent,puzzle,exist,harmful,theory,1However，according to a widely accepted theory，the univers
9、e began with a “Big Bang” that threw matter in all directions.(p.25) 然而，一种普遍为人们所接受的理论是：宇宙起源于一次大爆炸，这次大爆炸将物质投射到四面八方。,language points,词语链接,begin withstart with 以开始；由作为开头 to begin with 首先，第一点,即学即练,选用上述词语完成下列句子。(1)The proceedings will_a speech to welcome the guests.(2)The party _ a song.(3)_，we must cons
10、ider the problem all sidedly.,begin with,began with,To begin with,2They were in time to produce carbon dioxide，nitrogen，water vapour and other gases.(p.25) 它们最终产生了二氧化碳、氮、水蒸气和其他气体。,词语链接,in time 及时；终于；迟早 at one time 曾经，一度 at times 有时，间或 at a time 一次，依次 in no time 几乎，马上地，立刻 on time 准时；曾经 ahead of time
11、提前,for the time being 暂时 from time to time 不时地 at the same time 同时，但是,即学即练,用上述短语完成下列句子。 (1)They sent the mail to me just_，before I left. (2)William arrived at the theatre just_for the play was to be on. (3)Hurry up! The concert will begin_,in time,in no time,in time,(4)_will I give up. (5)The boy la
12、ughed and cried_. (6)_he was addicted to playing web games, but now he devotes himself to writing, which delights his parents.,At no time,at the same time,At one time,(7)Dont try to do everything at once, take it a bit_ (8)Youll have your own office soon, but_youll have to share one with me. (9)Were
13、 determined that the work shall be finished_(提前),at a time,for the time being,ahead of time,3Water had also appeared on other planets like Mars but unlike the earth，it had disappeared later.(p.26)水也出现在像火星那样的其他行星上，但和地球不同，其他行星上的水后来都消失了。,即学即练,根据句子的意思在括号里填入适当的词。 (1)A good hotel manager should know his r
14、egular guests likes and_ (2)Her latest novel is quite_her earlier work. (3)If you go on like that youll get yourself_(like) (4)I was very interested in the lecture，_many of the students.,dislikes,unlike,disliked,unlike,4What many scientists believe is that the continued presence of water allowed the
15、 earth to dissolve harmful gases and acids into the oceans and seas.(p.26) 许多科学家认为水的长期存在使地球得以把有害的气体和酸溶解在海洋里。,词语链接,harmful adj.有害的，伤害的 harm v. & n.伤害 harmfully adv.伤害地 harmless adj.无害的 harmlessly adv.无害地,be harmful to 对有害 do harm to对有害 do sb.harm对某人有害 come to harm受到损害 come to no harm未受到伤害,即学即练,选用上述词语
16、完成下列句子。 (1)Its_to your eyes to read in the bus. (2)Drunkenness(醉酒)_our health. (3)Nuclear power(核能) will_our health and safety if improperly used. (4)They had done their best to_ _(防止小孩们受到任何伤害),harmful,is harmful to,do harm to,prevent children from any harm,5They produced young generally by laying e
17、ggs.(p.26) 它们通常是通过孵蛋来繁殖后代的。 lay vt.(laid, laid, laying) 把放下；摆设；铺(地毯)；产(蛋),词语链接,lay eggs 下蛋 lay sth.aside 把某物放在一边；积蓄(钱) lay sth.down 把某物放下 lay the blame on sb.责备某人 lay the table 摆桌子 lay emphasis/stress on sth.把重点放在某事上,即学即练,根据句子的意思在括号里填入适当的词语。 (1)The bird_its eggs in other birds nests. (2)he is a poli
18、tical leader that_(非常强调) individual responsibility. (3)He_some money_for rainy days.,lays,lays great stress on,lays aside,6They laid eggs too and existed on the earth for more than 140 million years.(p.26) 它们也生蛋，在地球上生存了1.4亿年。,词语链接,exist vi.存在；生存 existence n存在 exist介词.存在于地方 exist on sth.靠某物生存 Does li
19、fe exist on Mars? 火星上有生命吗？ I can hardly exist on the wage Im getting. 我靠我挣的工资简直难以糊口。,即学即练,用exist的短语或其适当形式填空。 (1)This plant_only_Australia. (2)Can you_such a low salary? (3)I doubt the_(exist) of alien.,exists in,exist on to,existence,7Thus they have，in their turn，become the most important animals on
20、 the planet.(p.26) 于是，他们接着成为这个行星上最重要的动物。,in ones turn 轮到某人；接着 in turn 轮流；一个接着一个 by turns 轮流；一阵一阵 take turns (to do sth.) 轮流(做某事) Its ones turn to do sth. 轮到某人做某事了 Its your turn to clean the classroom. 轮到你打扫教室了。,词语链接,即学即练,用上述短语完成下列句子。 (1)She went hot and cold_ (2)In our class，each students recitation
21、 comes_(轮流) (3)They，_，made a proposal. (4)Each of you must_(依次发言),by turns,by turns/in turn,in their turn,take turns to make a speech,8How life began on earth is one of the biggest puzzles that scientists found hard to solve.(p.27) 生命到底是如何开始的是科学家们觉得最难解决的难题之一。,词语链接,puzzle n难题 v迷惑 puzzlement n迷惑 puzzl
22、ed adj.感到困惑的 puzzling adj.使迷惑的 be puzzled about 对感到疑惑,即学即练,选用上述词语完成下列句子。 (1)To explain the_findings, he offers two theories. (2)I_that I havent heard from Tom for so long. (3)She listened with a_ expression on her face. (4)No one has yet succeeded in explaining the_of how life began.,puzzling,am puzzled,puzzle,puzzled,was puzzled,What puzzles me,此句为主从复合句。主语为主语从句，从句由连词whether 引导，不定式to come作years的定语。whether this problem can be solved是depend on的宾语从句。,即学即练,将下列句子译成英语，并分析其结构。(1)使我兴奋的是，父亲给我买了一辆单车。_,(2)我是否离开这家公司去深圳取决于老板怎样对我。_ _,
