Unit 4 Astronomy: the science of the stars
一、刷黑板——词汇全听写?先过识记默写关?
Ⅰ.阅读词汇(英译汉)
[第一屏听写]
1．astronomy n． 天文学 2．astronomer n. 3．solar adj.
4．billion pron.&n.& adj. 5．carbon n. 6．dissolve vt.& vi. 7．acid n.
8．mammal n． 9．dioxide n. 10．extinct adj. 11．lessen vi.& vt. 12．weightlessly adv. 13．solar system 14．carbon dioxide
Ⅱ.高频词汇(汉译英)
1．system n． 2．religion n. 3．theory n. 4．violent adj. 5．atmosphere n. 6．unlike prep. 7．fundamental adj.
8．presence n． 9．harmful adj. 10．chain n.
天文学家 太阳的；日光的 〈英〉万亿；〈美〉十亿 碳 溶解；解散 酸 [第二屏听写]
哺乳动物 二氧化物 灭绝的；绝种的 减少；减轻 失重地 太阳系
二氧化碳_ [第三屏听写]
系统；体系；制度 宗教；宗教信仰 学说；理论
猛烈的；激烈的；强暴的 大气层；气氛 与……不同；不像
基本的；基础的 [第四屏听写]
出席；到场；存在 有害的
链子；连锁；锁链
11．reaction n. 12．multiply vi.& vt. 13．oxygen n. 14．exist vi. 15．thus adv.
反应；回应 乘；增加 氧 存在；生存
因此；于是 16．puzzle n． vt.& vi. 17．biology n. 18．biologist n. 19．gravity n. 20．satellite n. 21．gentle adj.
22．physicist n． 23．climate n. 24．crash vi.& vt. 25．spaceship n. 26．pull n．& vt. 27．float vi.& vt.
n.
28．globe n． 29．exhaust vt. 30．in_time 31．lay_eggs 32．give_birth_to 33．in_one's_turn 34．prevent_..._from
35．block_out 36．cheer_up 37．now_that 38．break_out
[第五屏听写]
谜；难题
(使)迷惑；(使)为难 生物学 生物学家 万有引力；重力 卫星；人造卫星
温和的；文雅的 [第六屏听写]
物理学家 气候 碰撞；坠落 宇宙飞船
拉(力)；拖；牵引力 (使)浮动；(使)漂浮
漂浮物 [第七屏听写]
球体；地球仪；地球 用尽；耗尽；使精疲力尽 及时；终于 下蛋 产生；分娩 轮到某人
阻止；制止 [第八屏听写]
挡住(光线)
感到高兴；感到振奋 既然 突发；爆发
39．watch_out_for 40．get_the_hang_of
密切注意；当心；提防
熟悉；掌握；理解
二、刷清单——热身自盘点?再过基本应用关?
(一)核心单词
5.carbon 1.astronomy n． 天文学 阅读单词 2．astronomer n. 天文学家 3．solar adj. 太阳的；日光的 n． 碳 6．dissolve vt.& vi. 溶解；解散 9.dioxide n． 二氧化物 10．extinct adj. 灭绝的；绝种的 11．lessen vi.& vt. 减少；减轻 12．weightlessly adv. 失重地 [语境活用] 1.system n． 系统；体系；1．A truck went out of control and crashed (碰制度 2．unlike prep. 与……不同；不像 撞) into the back of a bus. 2．Some experts think reading is the 4．billion pron.&n.& adj. 〈英〉万亿；7．acid n. 酸 〈美〉十亿 8．mammal n. 哺乳动物 3．fundamental adj. 基本的；基础的 fundamental (基本的) skill upon which school 表达单词 4．multiply vi.&vt. 乘；增加 5．gentle adj. 温和的；文雅的 6．crash vi.&vt. 碰撞；坠落 education depends. 3．Those anxious for reform say that the present system (系统) is too narrow. 7．pull n．&vt. 拉(力)；拖；牵引力 4．He found something floating (漂浮) on the 8．float vi.&vt. (使)浮动；(使)漂浮 lake，which frightened him. n. 漂浮物 5．If you multiply (乘) two and three, you will get six. 1.religion n．宗教；宗教信仰→religious adj.宗教的 [语境活用] 1．There was a puzzled look on the little girl's 拓 展 单 词 2．theory n．学说；理论→theoretical face because a puzzling problem puzzled her.(puzzle) adj.理论的；理论性的 2．Do you believe the existence of ghosts? 3．violent adj.猛烈的；激烈的；强暴Perhaps they only exist in the minds of some 的→violence n．暴力→violently adv.people.(exist) 猛烈地；激烈地 3．Last night we had a discussion, which 4．harmful adj.有害的→harm n．&v.became more and more violent. Finally we 伤害；危害→harmless adj.无害的 reached an agreement that we will never use 5．exist vi.存在；生存→existence n．存violence whatever happens.(violent)
在；生存 6．puzzle vi.&vt.(使)迷惑；(使)为难4．The harmful materials became harmless to the environment after being dealt with.(harm) n.谜；难题→puzzled adj.迷惑不解的；5．He often says that he doesn't believe in any 困惑的→puzzling adj.令人迷惑的 7．globe n．球体；地球仪；地球→global adj.全球性的；全世界的 (二)常用短语
写准记牢 语境活用(选用左栏短语填空) 1.Last night, Mrs. Green had a heart attack. But 1.in_time 及时；终于 2．lay_eggs 下蛋 3．give_birth_to 产生；分娩 4．in_one's_turn 轮到某人；接着 5．watch_out_for 密切注意；当心；提防 6．cheer_up 感到高兴；感到振奋 7．depend_on 依靠；取决于 8．break_out 突发；爆发 9．prevent_..._from 阻止；制止 10．block_out 挡住(光线) 11．get_the_hang_of 熟悉；掌握；理解 12．now_that 既然 luckily, the doctor came in_time to save her life. 2．Do remember to watch_out_for cars while crossing the street. 3．At last the firefighters put out the fire in the supermarket, which broke_out at ten this morning. 4．When the professor turned up, all the students cheered_up. 5．Class Three should be responsible for raising the red flag this week in_its_turn. 6．Only by practising time and time again can you get_the_hang_of the grammar rules. 7．She married at 25 and gave_birth_to her first child shortly after. (三)经典句式 原句背诵 1.This produced a chain reaction, which made it possible for life to develop. 这就产生了连锁反应，使生命的发展成为可能。 2.But when I tried to step forward, I found I was carried twice as far as on the earth make＋it＋adj./n.＋for sb. to do。 句式解构 佳句仿写 掌握此项技术可能会让我们更加有效地利用网络。 Mastering the technology makes_it_possible_for_us_to_use_the_Internet_more_effectively. 倍数表达法：倍数＋as＋adj./adv.原级＋as＋其他。 在2016年里约奥运会期间，里约的汽车的数量是我们预料的三倍。 religion but meanwhile he respects others' religious freedom. (religion)
and fell over. 但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远，因而我摔倒了。 3.“Oh, dear，” I cried, “walking does need a bit of practice now that gravity has now that “既然；由于”，changed.” “天哪，”我大声说，“(既然)重力改变了，看来走路也的确需要练一练了。” 4.We watched, amazed as fire broke out on the outside of the spaceship as the earth's gravity increased. 我们惊奇地看着，随着地球引力的增加，宇宙飞船的外层燃烧起火。 (四)初中考点再回顾 高频考查类——记熟 1.have_part-time_jobs 有兼职工作 2．have_meaning_to 对……有意义 3．have a surprise party举行一个惊喜派对 1.the_largest_population 人口最多 2．two_hours_later 两个小时之后 文化差异类——辨清 形容词作状语，说明主语的情况。 引导原因状语从句，有时that可以省略。 There were three_times_as_many_cars_as we expected during the 2016 Rio Olympic Games in Rio. 既然海伦理解了语言之谜，她非常渴望学习更多的词语并且尽可能多地使用它们。 Now_that_Helen_understood_the_key_to_language,_she was very eager to learn more and use it as much as she could. 当轮到他发表演讲时，他走到了麦克风前，紧张而尴尬。 When it was his turn to deliver his speech, he walked towards the microphone, nervous_and_embarrassed. 易忘易错类——勤览 1.cartoon characters 卡通人物 2．wooden chopsticks 木质筷子 3．The bell rang loudly. 铃声大作。 4．It is fun to do做……是有趣的 5．hold one's hand 握住某人的手 6．shake hands with sb. 和某人握手 4．have conversation with 3．even better 更好 friends 与朋友对话 5．have fun doing 做……很愉快 6．have ... in common 有相同特征 4．a couple of 少数 5．check out 察看；观察 6．have a good knowledge of 通晓；精通
