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真空中,相距為L(zhǎng),同時(shí)釋放后,它們加速度之比為________,經(jīng)過t秒后,它們動(dòng)量之比為________,它們動(dòng)能之比為________。[參照答案]⒈ C⒉ C⒊ BC1⒋ 排斥、5⒌ = ⒍ 2:1;1:1;2:1第四篇:精讀第8單元總結(jié)精讀8單元總結(jié)一,詞組 the ing function teacher on sound of music back to of blessed with the help of 如果沒有… wild thanks to 感恩于… pie 南瓜片/ every kind up melody busy with over a cup of tea/coffee一邊喝茶/ similar to associate with與… vase than overwhelmed by cow disease瘋牛病 affairs section approach to Chinese culture only …but also 不僅… exchange 商業(yè)交流 ties and mutual development and eliminate evils and and rescue the sick 治病救人38,suffer boat a close connection with 和… the city tourism industry of thousands series Banquet of the opening ceremony在開幕式 the evening fireworks show煙火展50 poured onto涌向51 peted to 39。s more此外 53 special folk Seek after尋覓 and sought on關(guān)于~建議 a dear idea想把~說清 61put in插入62 leading the effect 突出效果64 good for you是你做的好65Purposes for ~的目的 in rome as the romans do入鄉(xiāng)隨俗67Make out 識(shí)別出 68the ticket for ~的票 69too good to be trne難以相信 70be been on特別喜歡 熱衷于 71a grand show 宏偉的演出72Count on期望73 do feel a bit like a fish out of water 感覺不自在74Feel at ease 感覺舒適 75for the world無論如何 76pany Canteen公司食堂 77get in the mood使自己先興奮78 chief grateful for感激 one’s hair this occasion這種場(chǎng)合二、單詞Poster 海報(bào) rewarding有回報(bào)的 staff 工作人員 concert音樂會(huì) particularly貼別 rare稀有的 lecture演講 available可得到的 multipurpose多功能 sponsor 主辦方 anniversary周年紀(jì)念 event 事件 chef 大廚 stress強(qiáng)調(diào) potluck湊分聚餐 overjoyed使高興 folk 民族 bake 烤制的 pliment贊揚(yáng) award授予 uniquely獨(dú)特的 mark 標(biāo)記 flavor 風(fēng)味 maintain 保持 officially官方的 dynasty朝代 civilization文明 impatient沒耐心的 bestseller暢銷書 era紀(jì)元leisure 休閑時(shí)光 overwhelm打翻 convey傳遞 老李愛出的題型 This china vase___(dates back)to the early Song The pany has tried to___(maintain)the high quality of their The baby is the only person that ___(has survived)the air People have different ideas as to who should be ___(responsible)for the Gold is ___(similar to)copper in Shall we ___(put up)the tent near the river? 7 The couple often ___(fail to)understand each It can ___(be believed)that there is no life on China39。s accession to WTO ___(marks)a new era in her Dragon Boat Festival ___(is observed)on the 5th of China ___(is blessed with)a long history of I still find it difficult to ___(express)myself in I regard it a great enjoyment to ___(talk)over a cup of tea with is much(fitter)(fit)and(stronger)(strong)than his The people there are(more friendly,)(friendly)and(humorous)(humorous)than we The boy plans his time(better)(well)and(more carefully)(carefully)than ever He earns(more)(much)money, but(less)(little)respect than he used The weather is getting(hotter)(hot)and(more humid)(humid).6 This apartment is(nicer)(nice)and(cozier)(cozy)than the other Jane sings(better)(well)but dances(less well)(not well)than Mary (The earlier)(early)you start, the(the sooner)(soon)you39。ll finish the Lizzy is(as nice)(nice)as, if not(nicer)(nice)than, Pronunciation is no(The earlier)(important)than grammar to an English shopkeeper offered him the better hat in the shop with the lower The shopkeeper offered him the best hat in the shop with the lowest city is one of the most mild and quiet places in city is one of