Unit5 A Delicate World Understanding Ideas 课件 -2025-2026学年高中英语外研版选择性必修第二册

第一段 1 a) halfway between b) contrast dramatically c) inhabitant d) habitat e) in perfect harmony with 1. 英译汉 a) 在...中间 b) 形成鲜明对比 c) 居民 d) 栖息地 e) 与...和谐共存 2 a) 西南太平洋 b) 狂风与汹涌的海浪 c) 世界遗产地 d) 皇家企鹅 e) 象海豹 2. 汉译英 a) South-west Pacific Ocean b) strong winds and stormy seas c) World Heritage Site d) royal penguins e) elephant seals 3 a) The landscape of the island contrasts _____________ with the sea. (dramatic) b) Penguins are native ___________ of Antarctica. (inhabitant) c) The stormy seas helped ______ its unique shape. (sculpture) d) Nor would they fail __________ how its native inhabitants existed in perfect harmony with their natural habitat. (imagine) e) Animals should live in perfect ________ with their environment. (harmonious) 3. 正确形式填空 dramatically inhabitants sculpt to imagine harmony 4 I am standing on Macquarie Island, in the South-west Pacific Ocean, (1) _______________ Australia and Antarctica. (2) ____________ strong winds and stormy seas, it has a long, thin shape. For thousands of years, its native inhabitants existed (3) ______________________ their natural habitat. 4. 选词填空 halfway between, in perfect harmony with, as a result of. halfway between As a result of in perfect harmony with 5 绿色的草地和裸露的岩石在地貌上形成了鲜明的对比，赋予了它一种原始的自然之美。 The green grass and bare rock of its landscape contrast dramatically, giving it a wild and natural beauty. 5. 翻译 6 他们能想象出本土动物，包括皇家企鹅、帝企鹅和象海豹，是如何与它们的天然栖息地和谐共存几千年的。 Nor would they fail to imagine how its native inhabitants, including royal penguins, king penguins, and elephant seals, existed in perfect harmony with their natural habitat for thousands of years. 7 第二段 8 a) tragic story b) unknowingly c) take over d) control the rats and mice e) subsequently 1. 英译汉 a) 悲剧故事 b) 无意中 c) 接管 d) 控制老鼠 e) 随后 9 a) 不同的故事 b) 无意中带来 c) 攻击幼鸟 d) 对...产生食欲 e) 近期的历史 2. 汉译英 a) different story b) unknowingly bring c) attack baby birds d) develop an appetite for e) recent history 10 a) The island’s recent history is quite ________. (tragedy) b) Humans ____________ brought rats to the island. (know) c) These pests quickly __________ the island. (take over) d) Cats _____________ developed a taste for birds. (subsequent) e) They __________ an appetite for hunting penguins. (develop) 3. 正确形式填空 tragic unknowingly took over subsequently developed 11 But the island’s more recent history tells a different story. It’s a tragic story that began in 1810 when humans arrived on the island. in their ships they (1) ____________ brought rats and mice. These small animals quickly (2) _________ the island, eating the birds’ eggs and attacking baby birds. Cats were brought to control them but (3) ______________________ the birds too. 4. 选词填空 take over, develop an appetite for, unknowingly unknowingly took over developed an appetite for 12 不过，这座岛屿更近期的历史讲述的情况迥然不同。那是一个始于1810年的悲剧故事，在那年，人类来到这座岛上。 But the island’s more rencent history tells a differnent story. It’s a tragic story that began in 1810 when humans arrived on the island. 5. 翻译 13 在毫不知情的情况下，他们的船只带来了大大小小的老鼠。这些小动物很快占领了这座岛屿，吃鸟蛋并攻击雏鸟。 In their ships they unknowingly brought rats and mice. These small animals quickly took over the island, eating the birds’ eggs and attacking baby birds. 14 猫被带到这座岛上来控制这些大大小小的老鼠。不幸的是，这些猫随后也对鸟类产生了食欲。 Cats were brought to the island to control the rats and mice. Unfortunately, the cats subsequently debeloped an appetite for the birds, too. 15 第三段 16 a) a source of food b) exploding rabbit populatiuon c) native vegetation d) soil erosion e) die out 1. 英译汉 a) 食物来源 b) 激增的兔子数量 c) 本土植被 d) 土壤侵蚀 e) 灭绝 17 a) 引入 b) 相应地，转而；依次 c) 挖洞 d) 充足的食物 e) 本土物种 2. 汉译英 a) be introduced to b) in turn c) dig holes d) plentiful food e) native species 18 a) Rabbits were __________ to the island as food. (introduce) b) They __________ rapidly on the island. (multiply) c) Their digging caused soil ________. (erode) d) The _________ rabbit population provided food for cats. (explode) e) Parakeets ________ in 1891. (die out) 3. 正确形式填空 introduced multiplied erosion exploding died out 19 Meanwhile, rabbits were introduced to the island as (1) ______________ for humans. Loose on the island, they did what rabbits do best - they (2) ________________ and began eating the native vegetation and digging holes. The exploding rabbit population provided plentiful food for the cats. The end result was that parakeets, once large in number and native to the island, (3) ________ in 1891. 4. 选词填空 multiply rapidly, a source of food, die out a source of food multiplied rapidly died out 20 与此同时，兔子被作为人类的食物来源引入该岛。在岛上自由活动后，它们做了兔子最擅长的事——快速繁殖，并开始啃食本土植被和挖掘洞穴，这导致了土壤侵蚀。 Meanwhile, rabbits were introduced to the island as a source of food for humans. Loose on the island, they did what rabbits do best – they multiplied rapidly and began eating the native vegetation and digging holes, which caused soil erosion. 5. 翻译 21 兔子数量的迅猛增长为猫提供了充足的食物，这意味着猫的数量也增加了。相应地这导致更多的猫捕食鸟类。 The exploding rabbit population provided plentiful food for the cats, meaning that the number of cats also increased. This in turn led to more cats hunting the birds. 22 最终的结果是，岛上原本数量众多的本土鸟类——长尾鹦鹉，在1891年灭绝。 The end result was that parakeets, once large in number and native to the island, died out in 1891. 23 第四段 24 a) nature reserve b) out of control c) come up with a plan d) release a virus e) decrease from...to... 1. 英译汉 a) 自然保护区 b) 失控 c) 想出计划 d) 释放病毒 e) 从……减少到…… 25 a) 怀着这个目标 b) 20世纪70年代 c) 把……从……移除 d) 失去控制 e) 结果 2. 汉译英 a) with this goal in mind b) in the 1970s c) remove… from… d) out of control e) in consequence 26 a) It became an official nature _______ in the 1970s. (reservation) b) Experts needed to ____________ with a plan. (come up with) c) A virus ____________ onto the island. (release) d) The virus caused the rabbit population ___________ dramatically. (decrease) e) The cats in consequence turned their attention – and their stomachs – back _____ the native birds. 3. 正确形式填空 reserve come up with was released to to decrease 27 Even after Macquarie Island became an official nature reserve in the 1970s, the rabbits remained (1) _____________. Experts felt it necessary to (2) ____________ to remove all the rabbits from the island. With this goal in mind, a virus was released onto the island. But although the virus caused the rabbit population to decrease, it also meant less food for the cats. The cats (3) _______________ turned their attention back to the native birds, killing (4) _____ 60,000 each year. 4. 选词填空 out of control, come up with, in consequence, up to out of control come up with in consequence up to 28 甚至在20世纪70年代，麦夸里岛成为官方认定的自然保护区后，兔子仍然无法控制。专家们认为，必须找到一个方案使所有的兔子都从岛上消失。 Even after Macquarie Island became an official nature reserve in the 1970s, the rabbits remained out of control. Experts felt it necessary to come up with a plan to remove all the rabbits from the island. 5. 翻译 29 怀着这个目标，他们在岛上投放了一种病毒。但是虽然该病毒使得兔子的数量从13万只减少到1万只左右，这也意味着猫的食物更少了。 With this goal in mind, a virus was released onto the island. But although the virus caused the rabbit population to decrease from 130,000 to around 10,000, it also meant less food for the cats. 30 结果这些猫把它们的注意力——以及它们的胃口——转回到当地的鸟类身上，它们每年杀死的鸟多达6万只。20世纪80年代，陷阱和狗被用来抓猫。麦夸里岛上的最后一只猫在2000年被捕获。 The cats in consequence turned their attention – and their stomachs – back to the native birds, killing up to 60,000 each year.In the 1980s, traps and dogs were used to catch the cats. The last Macquarie Island cat was caught in 2000. 31 第五段 32 a) While the cat’s away, the mice will play b) departure c) develop an immunity to d) explode once again e) once and for all 1. 英译汉 a) 猫儿不在，老鼠作怪 b) 离开 c) 对……产生免疫 d) 再次激增 e) 一劳永逸地，彻底地 33 a) 俗话说 b) 对病毒产生免疫力 c) 证明是，结果是 d) 大量地 e) 彻底地 2. 汉译英 a) as the saying goes b) develop an immunity to c) it turned out that… d) a substantial number of e) once and for all 34 a) “While the cat’s away, the mice will play” is a common ________. (say) b) With the __________ of the cats, rats increased. (depart) c) Rabbits developed _________ to the virus. (immune) d) Their numbers ________ once again. (explode) e) This made ___ substantial number of penguins die. 3. 正确形式填空 saying departure exploded a immunity 35 But as the saying goes, "While the cat's away, the mice will play." With the departure of the cats from the island, the rat population started to increase. And remember those 10,000 (1) _____ rabbits? It turned out that they (2) ________________________ the virus, and their numbers exploded once again. This incident made it clear that the pest problem needed (3) ________ (4) ________. 4. 选词填空 develop an immunity to, or so, once and for all, solve developed an immunity to or so solving once and for all 36 但正如俗语所说，“山中无老虎，猴子称大王。”随着岛上猫的离开，大小老鼠的数量开始上升。 But as the saying goes, “While the cat’s away, the mice will play.” With the departure of the cats from the island, the mouse and rat population started to increase. 5. 翻译 37 还记得那一万只左右的兔子吗？结果这些兔子对病毒产生了免疫力，它们的数量再次激增。 And remember those 10,000 or so rabbits? It turned out that they developed an immunity to the virus, and their numbers exploded once again. 38 然后，在2006年，兔子挖洞导致一些土地坍塌，使得大量的企鹅丧生。这一事件清楚地表明，老鼠和兔子的问题需要得到彻底解决。 Then, in 2006, the rabbits’ digging caused some land to collapse, and killed a substantial number of penguins. This incident made it clear that the rat, mouse and rabbit problem needed solving once and for all. 39 $