外研版选必二unit5 重点短语句型及拓展知识清单 a delicate world 一个脆弱的世界 ecosystem diversity 生态系统多样性 the forest ecosystem 森林生态系统 natural ecosystem 自然生态系统 satellite images 卫星图像 a weather satellite 气象卫星 communications satellite 通信卫星 satellite television 卫星电视 digital image 数字图像 the image of the past过去的形象 imagine doing sth 想象做某事 dramatically 戏剧性地 a UNESCO World Heritage Site 联合国教科文组织世界遗产地 fail to do sth 未能做某事 elephant seals 象海豹 exist in 存在于 be in existence 存在 come into existence 开始存在 live in harmony with 与...和谐相处 natural habitat 自然栖息地 a tragic story 一个悲惨的故事 take over 接管 take up 占据；开始从事，继续 take in 吸收；理解 ，欺骗 take off 起飞；脱下，突然成功 take on 承担 ，呈现，雇用 unfortunately 不幸地 make a fortune 发财 tell a fortune 算命 subsequently 随后 develop an appetite 产生食欲 develop an immunity to the virus 对病毒产生免疫力 as a source of food 作为食物来源 renewable energy source 可再生能源 a useful source of information 有用的信息来源 main source of income 主要收入来源 dig holes 挖洞 become an official nature reserve 成为官方自然保护区 out of control 失控 come up with 提出，想出 with this goal in mind 怀着这个目标 up to 多达；取决于 While the cat’s away, the mice will play. 猫儿不在，老鼠称王。 a substantial number of 大量的 make it clear that... 明确表示... once and for all 一劳永逸 participate in 参与 tackle the problem 解决问题 owe...to... 将...归功于... by accident 偶然 ，碰巧 by chance 偶然，碰巧 cause soil erosion 导致土壤侵蚀 avoid doing sth 避免做某事 apply ... to 将...应用于... apply for 申请 apply for the position 申请职位 apply for a visa 申请签证 come up with 提出 come up 出现，上来，走近，发芽 come out 出版；出现 When it comes to当谈到... be native to 原产于... cute appearance 可爱的外表 escape doing sth 逃避做某事 escape from 从...逃脱 narrow escape 侥幸逃脱 consider doing sth 考虑做某事 take... into consideration 考虑... be likely to do sth 可能做某事 It is like that... 很可能 dissolve nutrients 溶解营养物质 absorb light from the sun 吸收阳光 be absorbed in 全神贯注于... rely on vegetation 依赖植被 in chaos 处于混乱中 provide energy 提供能量 feed on green plants 以绿色植物为食 prey on 捕食 break down 分解,崩溃,(机器)坏了,(车)抛锚了,(计划)失败了,(精神)崩溃了 break through 突破 break up 分手；解散，打碎 break out 突然爆发 food chain 食物链 die out 灭绝 die off 相继死去 die away 逐渐消失 die down 逐渐减弱 be trapped in 被困在... be responsible for 对...负责 take responsibility for 承担...的责任 have a responsibility to do sth 有责任做某事 check out 结账离开，退房；查看 check in 登记入住，办理登机手续 according to statistics 根据统计数据 nature association 自然协会 make comparisons with 与...比较 compare with 与...比较 on behalf of 代表... on behalf of the Student Union 代表学生会 the legendary father of Chinese herbal medicine 传说中的中药之父 maintain the audience’s interest 保持观众的兴趣 a short question-and-answer ses ... ...
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