Unit 5.1 Starting out&Understanding ideas(Ⅰ)-【创新教程】2025-2026学年高中英语选择性必修第一册五维课堂同步Word教案（外研版2019）

核心

单词

geologist，sample，evolve，suspect，ancestor，evolution，generate，giant，characteristic，decline, blame，primitive，worldwide，giant，a myth，legend，detect，root，link，centimetre

核心

短语

answer the call，what's more，be a disgrace，be crowded with，come to exist，be similar to，a variety of，over time，evolve from，be regarded as，be blamed on，by contrast，be home to，be native to，call for，be linked by

重点

句型

1.It was＋被强调部分＋that...强调句型

2．Sb.is said to do sth.

3．with 复合结构

单元

语法

过去完成时

写作

任务

写一篇观察日记

注解助读

原文呈现

参考译文

①profit v．有益于，对有好处n.益处，好处

②distant adj.遥远的

③answer the call响应号召

④what's more 更重要的是，而且

A Journey of Discovery

The captain of the ship，the Beagle，wanted someone who would “profit① by the opportunity of visiting distant②countries yet little known”．The person who answered the call③ was not the captain's first choice. It was a young man who had left medical school without completing his degree.　[1]What's more④， he had recently received

发现之旅

贝格尔号的船长想要招募这样一名船员，这名船员将能“借此机会访问遥远而鲜为人知的国度并从中受益”。然而来应聘的人并不是船长心中的理想人选。这个年轻人从医学院肄业，并且在他刚收到的家书中，父亲预言他将会

⑤be a disgrace 是耻辱，是丢脸的事

disgrace n．丢脸，耻辱

⑥lead to 导致，造成

⑦of all time有史以来

⑧in question 正被讨论的，谈论中的

⑨geologist n．地质学家

⑩be fascinated by被……迷住

⑪give sb. the chance to do sth.给某人做某事的机会

⑫be crowded with 挤满，充

a letter from his father predicting that he would be“a disgrace⑤to yourself and all your family”．　 [2]Despite all this，his adventures on this ship would lead to⑥ one of the most important scientific discoveries of all time⑦.

[1]这是一个主系表结构的句子，表语 a young man 后面接一个who 引导的定语从句，定语从句使用了过去完成时。

成为“自己和全家人的耻辱”。尽管如此，他的这次乘船探险之旅将带来有史以来最重要的一项科学发现。

我们提到的这个年轻人就是地质学家和博物学家查尔斯·达尔文，他对岩石和动植

满

⑬sample n．样本

⑭come to exist开始存在

⑮at the same time 同时

⑯be similar to 与……相似

⑰evolve v．进化

⑱adapt to 适应

⑲inspire sb. to do sth.激励某人做某事

⑳evidence n．证据，证明

[2]现在分词短语 predicting that...作定语，修饰 a letter。其中that 引导宾语从句，作 predicting 的宾语。

The young man in question⑧，Charles Darwin, was a geologist⑨ and naturalist, fascinated by⑩rocks, plants and animals　[3]．He left England on the ship, the Beagle，in 1831.The journey gave him the chance to study⑪various living things in their natural environments. After Darwin had spent some time in South America，his room on the ship was crowded with⑫ samples⑬ of the plants and animals had collected.　[4]As he studied these，he asked himself the question: how did different species come to exist⑭？

[3] 过去分词短语 fascinated by...作定语，修饰a geologist and naturalist。

[4]在after引导的时间状语从句中使用过去完成时had spent，表示先于主句谓语 was crowded with 发生。

At that time，people believed that all species had appeared on Earth at the same time⑮，and had not changed since.But

物有着浓厚的兴趣。1831年，他搭乘贝格尔号从英格兰启程。这趟旅程给了他研究自然环境中各种生物的契机。在南美洲度过一段时间后，他的船舱里堆满了收集到的动植物样本。当他研究这些样本时，他产生了疑问这些不同的物种是如何产生的？

当时，人们认为所有的物种都是同时出现在地球上的，并从此再无变化。但达尔文开始有了不同的想法。他注意到，有些不同物种的动物彼此间很相似。也许动物为了适应不断变化的环境会逐渐进化？ 虽然这只是一个设想，但足够鼓舞达尔文去寻求更多证据。