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1、高一英语同步测控：必修3 Unit 4 Astronomy: the science of the stars第2课时Reading课前预习一. 语言知识学习：1.solid n. 固体 adj. 固体的；实心的,无空隙的；结实的，坚固的2.be to (do): (something) will definitely happen, or it must happen 不可避免要发生或必须发生3.in time (for sth/to do sth): not late 及时；不迟She was in time for the class.She will be back in time t
2、o prepare dinner. 她来得及回来准备晚饭。in time: sooner or later; eventually 迟早；最后You will realize your dream in time.Ill see him in time. 总有一天我会遇见in/out of time: in/not in the correct time 合/不合节拍The audience clapped in time to the music.观众合着音乐的节拍拍手。4. to begin with 以。为开始，开始做。Knowledge begins with practice.to
3、begin with首先，最初，第一To begin with,I couldnt understand every word.5. explode1). （使某物）炸开，爆炸 2). （指感情）激发 3). （指人口）突然或迅速增加 explosion n. 爆炸（声） explosive adj.爆炸性的，易爆炸的 n.炸药，爆炸物6.as well as 除。之外还。，既。又I am learning French as well as English. 7.lay eggs 产卵，孵蛋 lie lies lied lied lying 撒谎lie lies lay lain lying
4、 躺，位于lay lays laid laid laying 放置，下蛋8.remain作系动词，意为“保持；仍然是”，后面可以跟名词 形容词 分词等做表语；作不及物动词意为“剩下”，后接被动结构的不定式意为“有待于”。remaining 剩下的；remains 剩余物，遗迹 9.preventfrom doing sth./ stopfrom doing sth. /keepfrom doing sth.阻止某人做某事10.on earth 到底，究竟（多用于疑问句）；在地球上 on the earth在地球上11.in all directions 向各个方向12.cool adj.凉快；
5、冷静；冷淡v. 使）变冷；冷静下来 cool down冷却下来13.be very / much / quite / entirely / totally different from与不同 There are differences betweenand 与之间有不同之处14.tellfrom 把与区分开来15.the same as 与一样 be similar to 与相似 16.allow vt.允许，许可 allow+n./pron./doing allow sb. to do be allowed to do17.be harmful to 对有害 do harm to sb. =
6、 do sb. harm 伤害某人，对某人有害处 18.multiply (数目上)增加,增多；乘；（使）繁殖 19encourage 鼓舞；促进；怂恿。后接名词、代词，也可接不定式作宾语补足语。21.development (1)U成长,发育；发展(过程)；扩展(2)C开发区, 新社区 a new housing development 新建住宅区（3) C进化,进展；新情况,新闻What are the latest developments?The use of computers in teaching is a recent development.教学上使用计算机是新近才有的事.2
7、2.late adj. 迟到的，晚的；前任的；以前的；已故的 later adv. 后来，较晚时候,过后 adj. late的比较级(更迟的,更后的latest adj. 最新的 lately adv. =recently 近来 23.grow into生长成为,渐渐成为或变得（不用于被动语态）24.Its generally believed that一般认为 generally speaking 一般而言，概括来说 25.阻止某人做某事 :prevent sb. (from) doing sth. stop sb. (from) doing sth. keep sb. from doing
8、 sth. 26.depend on 信任，依靠depend on it 没问题，请放心（句末或句首）That /It (all) depends. 那得看情况而定 count on sb.指望，依靠 depend on sb. trust (in) sb. believe in sb. 信任某人27.give birth to 生育，产生28.in ones turn轮到某人；by turns轮流, 交替；take turns轮流, 依次29.feed 喂养，饲养 feed on以.为食 feed.with.用.喂养.30.for the first time第一次；the first ti
9、me后加从句，意为“第一次.”31.as a result结果；as a result of.意为“.的结果”32.cheer up 感到高兴，使振奋33.now that既然34.break out爆发35.die out 灭绝；die down渐弱，消退；die off相继死去；die away(风, 声音)渐息, 渐弱, (树木等)渐渐凋零, 枯萎(根未死), 假死二.把下列事件按时间顺序排列：1. Insects and amphibians appeared. 2. Dinosaurs appeared.3. The earth became a solid ball. 4. Sma
10、ll plants grew on the water.5. Reptiles appeared. 6. Plants began to grow on dry land.7. The earth was a cloud of dust. 8. Water appeared on the earth.9. Shellfish and other fish appeared. 10. The universe began with a “Big Bang”.11. Clever animals with hands and feet appeared. 12. Mammals appeared.
11、 排列顺序：三预习课文并根据课文内容填空：Many millions of years later, the arrival of _encouraged the _of early _. Next,_ began to appear _. Later _ appeared. Some were_. Others, called_,were able to live on lands as well as _. When the plants grew into forests, _appeared for the first time. After they disappeared, _be
12、came more important. They were the last group of animals different from all life forms in the past because they _to young babies and _milk from within their bodies.实战演练一用所给动词的适当形式填空： make watch wonder be cool multiply begin exist explode Where do we come from? How did the universe _1_ ? When we _2_
13、the stars through the telescope, we _3_ why the universe _4_ . After the “Big Bang” ,the earth _5_ just a cloud of energetic dust. Somehow it _6_ loudly with fire and rock, which _7_ the earths atmosphere. As the earth _8_ down water _9_ to appear on its surface, which was important for the beginnin
14、g of life. Then living things _10_ on the earth.二.用课文中的词汇填空：After the “Big Bang”, the earth was just a cloud of _1_ dust. It _2_ loudly with fire and rock, which were _3_ to produced the water vapor, _4_ and other gases. Then small plants grew. They _5_ and filled the oceans and seas with oxygen. Many millions of years later the first green plants be
