外研版（2019）选修二Unit 5 A delicate world Starting out & Understanding ideas10分钟课前预习练（含答案）

课前预习记录： 月 日 星期 Unit 5 A delicate world 5.1 Starting out & Understanding ideas Ⅰ. 根据语境及汉语提示写出正确的单词 1. contrast _____ 　　　　　　对比显著 2. their natural _____ 它们的自然栖息地 3. to _____ rapidly 快速繁殖 4. the _____ rabbit population 突然增加的兔子数量 5. a _____ project 一个保护项目 6. _____ from 130, 000 to around 10, 000 从130 000减少到大约10 000 7. delay our _____ 延误我们的行程 8. a small _____ 一件小事 9. the military _____ 军事干预 10. _____ you our thanks 向你表示感谢 11. the island’s _____ 岛上的生态 12. cause some land to _____ 导致一些土地坍塌 Ⅱ. 用适当的介词或副词填空 1. The rats and mice quickly took _____ the island. 2. We human beings should live _____ harmony with mother nature. 3. The number of cats also increased, which _____ turn led to more cats hunting the birds. 4. The end result was that parakeets, once large in number and native to the island, died _____ in 1891. 5. Even after Macquarie Island became an official nature reserve in the 1970s, the rabbits remained _____ control. 6. What’s more, we can come up _____ our own ideas and learn more through discussion. 7. The cats subsequently developed an appetite _____ the birds. 8. The cats _____ consequence turned their attention—and their stomachs—back to the native birds. 9. The rat, mouse and rabbit problem needed solving once and _____ all. 10. It turned _____ that they developed an immunity to the virus. Ⅲ. 根据课文及汉语提示补全句子 1. The green grass and bare rock of its landscape contrast dramatically, _____ (使它具有一种野性和自然的美). 2. Loose on the island, they did _____(兔子们尽其所能)—they multiplied rapidly and began eating the native vegetation and digging holes, _____ (造成水土流失). 3. _____(专家感觉有必要想出一个计划) remove all the rabbits from the island. 4. But _____ (常言道), “While the cat’s away, the mice will play. ” 5. The next step is to remove the last remaining invading species, and _____(这就是我的切入点)—with my dogs. III.课文内容填空 　　Macquarie Island is a UNESCO World Heritage Site. The green grass and bare rock contrast (1)_____(dramatical), (2)_____ (give) it a wild and natural beauty. The island’s recent history (3)_____(tell) a tragic story. In 1810 (4)_____ humans arrived on the island, they brought rats and (5)_____(mouse), (6)_____ ate birds’ eggs and attacked baby birds. Later, cats and rabbits (7)_____ (introduce) to the island, making parakeets die out. Experts felt it necessary (8)_____ (remove) the rabbits, but cats had to eat birds. In the 1980s, traps and dogs were used to catch the cats. (9)_____ the disappearance of cats, the mice, rats and rabbits started to increase, which led to a serious result. It was clear that the problem needed (10)_____ (solve). People are taking some steps to give the island a happy ending. 参考答案 Ⅰ. 1. contrast dramatically 　　　　　　对比显著 2. their natural habitat 它们的自然栖息地 3. to multiply rapidly 快速繁殖 4. the exploding rabbit population ... ...