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1、Unit 4 Astronomy: the science of the stars 一.重點詞匯 1．________ n．天文學(xué)________ n．天文學(xué)家 2．________ n．系統(tǒng)；體系；制度________ adj.系統(tǒng)的 3．________ n．宗教；宗教信仰 4．________ n．學(xué)說；理論 5．________ n．球體；地球儀；地球_____ adj.全球性的 6．________ adj.猛烈的；激烈的________ adv. 猛烈地 7．________ n．大氣層；氣氛 8．________ adj.基本的；基礎(chǔ)的 9．____

2、____ n．出席；到場；存在________ adj.出席的；存在的 10．________ n．反應(yīng)；回應(yīng)________ vi.反應(yīng)；回應(yīng) 11．________ vi.乘；增加 12．________ n．氧 13．________ vt.存在；生存________n．存在；生存 14．_____ n．謎；難題vt.(使)迷惑_____adj.令人困惑的 15．________ n．生物學(xué)________ adj.生物的 16．________ n．萬有引力；重力 17．________ n．衛(wèi)星；人造衛(wèi)星 18．________ n．物理學(xué)家 19．_______

3、_ adv.失重地 20．________ n．質(zhì)量；團；塊；大量_______ adj.巨大的 二.短語回顧 1．________ time 及時；終于 2．be harmful ________ 對……有害 3．give birth ________ 產(chǎn)生；分娩 4．________ one's turn 輪到某人；接著 5．prevent... ________ 阻止；抑制 6．block ________ 擋住(光線等) 7．cheer _______感到高興；感到振奮 8．a(chǎn) mass ________ 許多；大量 9．break ________

4、突發(fā)；爆發(fā) 10．watch ________ for 密切注視；當(dāng)心；提防 11．________ that 既然 12．get close ________ 靠近；接近 13．get the hang ________ 掌握，精通 三、請根據(jù)各句上下文的意義，選擇正確的單詞填入空白處。 第一組：force, disappoint, system, surface, harmful, astronomy, gravity, publish, atmosphere, planet 1 His words _________ me and I lost hope for

5、 him. 2 He seems very honest on the _________ but actually he is not reliable. 3 There is still a lot that scientists don’t know or explain in the field of _________. 4 He posted his newly-written novel to a _________ house but received no reply. 5 There are eight _________ in the solar system.

6、 6 When I entered the meeting room I sensed the _________ was unusual and everyone kept silent. 7 Do you know about Newton’s law of ________? 8 Drinking alcohol is ________ to people’s health. 9 In the Chinese education _________ exams are laid in the most important place. 10 Never _________ any

7、one to do anything he doesn’t want to. 第二組：telescope, development, oxygen, violent, presence, gradually, mass, spread, explode, solid, exist, float 11 With the _________ of science and technology people can enjoy the modern civilization fully. 12 Children should not be allowed to watch any __

8、______ movie. 13 _________, he began to understand how silly he was to have done such a thing. 14 With the Internet news from every part of the world _________ rapidly. 15 Many of the students think that _________ geometry is too hard to learn. 16 A plastic bag was seen ________ in the water. 1

9、7 The scientists say that dinosaurs _________ millions of years ago but then died out suddenly. 18 A bomb _________ near the doorway of the restaurant from across the street. 19 When you are on the moon your ________ will be less than on the earth. 20 He sat in the front row and hardly noticed my

10、 ________. 21 Man cannot live without ________. 22 With the help of a ________ you can observe lots of stars in the sky. 四、把下列短語填入每個句子的空白處（注意所填短語的形式變化）： in time prevent…from depend on cheer up now that break out 1 SARS _________ in the mainland of China in the year 2003. 2 ________ everyone is here, let’s start work. 3 I arrived there just _________ for the film. 4 Nothing can ________ him ________ carrying out the survey. 5 Anyhow, you can ________ him to give you a hand. 6 Give Mary a call; she needs ________.