Period 2 课文整体阅读(Understanding ideas)
1．What's the main idea of the text
A．Darwin's interest in various living things made him a great naturalist．
B．Darwin's journey on the Beagle inspired his theory of evolution．
C．Darwin went on a journey to confirm his theory that humans had evolved over time．
D．Darwin's unlucky journey confirmed his theory that humans had evolved over time．
[答案] B
2．What's the main idea of the last paragraph
A．The meaning of the journey．
B．The popularity of Darwin's book．
C．The book is as important as the journey．
D．The significance and contributions of Darwin．
[答案] D
1．Why wasn't Charles Darwin the captain's first choice
A．Because he was regarded too young at that time．
B．Because he didn't even finish his medical degree．
C．Because Darwin's father wrote to dissuade him．
D．Because his adventure made him a celebrity．
[答案] B
2．What was the common opinion on “how did different species come to exist” at that time
A．They had appeared in the ocean at the same time．
B．They had never changed since the appearance．
C．They evolved with the change of outside environments．
D．They all evolved from earlier ancestors on Earth．
[答案] B
3．What drove Darwin to look for more evidence
A．The idea that animals evolved when adjusting to the changing environments．
B．The idea that all species appeared on Earth at the same time．
C．New species he found on the Galápagos Islands．
D．The finding that most species of animals looked alike．
[答案] A
4．From which is the text probably taken
A．A news report．
B．A research paper．
C．A travel brochure．
D．A science magazine．
[答案] D
1．Why did Darwin's father think he was a disgrace to his family
2．What's your understanding of the sentence in the third paragraph “It was just an idea, but enough to inspire Darwin to look for more evidence．”？
[答案] 略
1．distant adj．遥远的，远处的；疏远的；冷淡的；不友好的；恍惚的；远亲的
①(教材P66)The captain of the ship，the Beagle，wanted someone who would “profit by the opportunity of visiting distant countries yet little known”． 遥远的
②Jack sounded very cold and distant on the phone． 疏远的；冷淡的
③It was after a family conversation that I found out she was actually my distant cousin． 远亲的
④There was a distant look in her eyes；her mind was obviously on something else．
恍惚的
2．sample n．样本，样品；(化验的)取样 v．品尝；尝试； 取样；采样
①(教材P67)After Darwin had spent some time in South America，his room on the ship was crowded with samples of the plants and animals he had collected． n．样本
② 12% of the children sampled said they prefer cats to dogs． v．取样；采样
③I sampled the delights of Greek cooking for the first time． v．品尝；尝试
④ They took samples from his hair for DNA testing． n．(化验的)取样
1．(学会断句)When the Beagle reached the Galápagos Islands/in 1835, Darwin saw a variety of new species, but it was the birds/that interested him/the most．
[分析] “When the Beagle．．．in 1835”为时间状语从句；主句是but连接的并列句，其中第二个分句“it was the birds that interested him the most”为强调句型。
[翻译] 1835年，当贝格尔号抵达加拉帕戈斯群岛的时候，达尔文发现了各种各样的新物种，但是其中最令他感兴趣的是鸟类。
2．(学会断句)Darwin suspected/that the finches had evolved/from a common ancestor, which had arrived on the islands/a long time before．
[分析] 句子的主干为Darwin suspected，其后“that the finches．．．ancestor”为宾语从句，“which had arrived．．．before”为非限制性定语从句，修饰先行词ancestor。
[翻译] 达尔文猜想，这里所有的雀鸟都由共同的祖先进化而来。很久以前，雀鸟的祖先来到这片群岛。
1．(续写佳句)The captain of the ship，the Beagle，wanted someone who would“profit by the opportunity of visiting distant countries yet little known”．
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”。
2．(续写佳句)The person who answered the call was not the captain's first choice．
来应聘的人并不是船长心中的理想人选。
3．(应用文佳句)The young man in question, Charles Darwin, was a geologist and naturalist, fascinated by rocks, plants and animals．
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，他对岩石和动植物有着浓厚的兴趣。
4．(续写佳句)Many people refused to believe that living things, including humans, had evolved from lower forms of life．They were shocked．
很多人拒绝相信包括人在内的所有生命都是从更低级的生命形式进化而来的。他们对此感到震惊。
At that time，people believed that all species had appeared on Earth at the same time，and had not changed since．But Darwin began to think differently．He noticed that some species of animals were very similar to each other．Maybe animals evolved as they adapted to their changing environments？It was just an idea，but enough to inspire Darwin to look for more evidence．
21世纪教育网(www.21cnjy.com)(共16张PPT)
Period 2
Unit 5 Revealing nature
主题语境
人与自然—— 自然科学研究成果
1．What's the main idea of the text
A．Darwin's interest in various living things made him a great naturalist．
B．Darwin's journey on the Beagle inspired his theory of evolution．
C．Darwin went on a journey to confirm his theory that humans had evolved over time．
D．Darwin's unlucky journey confirmed his theory that humans had evolved over time．
课时练案 课文整体阅读(Understanding ideas)
√
2．What's the main idea of the last paragraph
A．The meaning of the journey．
B．The popularity of Darwin's book．
C．The book is as important as the journey．
D．The significance and contributions of Darwin．
√
1．Why wasn't Charles Darwin the captain's first choice
A．Because he was regarded too young at that time．
B．Because he didn't even finish his medical degree．
C．Because Darwin's father wrote to dissuade him．
D．Because his adventure made him a celebrity．
√
2．What was the common opinion on “how did different species come to exist” at that time
A．They had appeared in the ocean at the same time．
B．They had never changed since the appearance．
C．They evolved with the change of outside environments．
D．They all evolved from earlier ancestors on Earth．
√
3．What drove Darwin to look for more evidence
A．The idea that animals evolved when adjusting to the changing environments．
B．The idea that all species appeared on Earth at the same time．
C．New species he found on the Galápagos Islands．
D．The finding that most species of animals looked alike．
4．From which is the text probably taken
A．A news report． B．A research paper．
C．A travel brochure． D．A science magazine．
√
√
1．Why did Darwin's father think he was a disgrace to his family
__________________________________________________________
__________________________________________________________
2．What's your understanding of the sentence in the third paragraph “It was just an idea, but enough to inspire Darwin to look for more evidence．”？
__________________________________________________________
__________________________________________________________
[答案] 略
medical
disgrace
1831
samples
evolved
evolution
1859
important
1．distant adj．遥远的，远处的；疏远的；冷淡的；不友好的；恍惚的；远亲的
①(教材P66)The captain of the ship，the Beagle，wanted someone who would “profit by the opportunity of visiting distant countries yet little known”． ______
②Jack sounded very cold and distant on the phone． _______________
遥远的
疏远的；冷淡的
③It was after a family conversation that I found out she was actually my distant cousin． ______
④There was a distant look in her eyes；her mind was obviously on something else． ______
远亲的
恍惚的
2．sample n．样本，样品；(化验的)取样 v．品尝；尝试； 取样；采样
①(教材P67)After Darwin had spent some time in South America，his room on the ship was crowded with samples of the plants and animals he had collected． ________
② 12% of the children sampled said they prefer cats to dogs．
______________
③I sampled the delights of Greek cooking for the first time． ______________
④ They took samples from his hair for DNA testing． ________________
n．样本
v．取样；采样
v．品尝；尝试
n．(化验的)取样
1．(学会断句)When the Beagle reached the Galápagos Islands/in 1835, Darwin saw a variety of new species, but it was the birds/that interested him/the most．
[分析] “When the Beagle...in 1835”为________从句；主句是but连接的____句，其中第二个分句“it was the birds that interested him the most”为____句型。
[翻译] 1835年，当贝格尔号抵达加拉帕戈斯群岛的时候，达尔文发现了各种各样的新物种，但是其中最令他感兴趣的是鸟类。
时间状语
并列
强调
2．(学会断句)Darwin suspected/that the finches had evolved/from a common ancestor, which had arrived on the islands/a long time before．
[分析] 句子的主干为Darwin suspected，其后“that the finches...ancestor”为____从句，“which had arrived...before”为____________从句，修饰先行词ancestor。
[翻译] 达尔文猜想，这里所有的雀鸟都由共同的祖先进化而来。很久以前，雀鸟的祖先来到这片群岛。
宾语
非限制性定语
1．(续写佳句)The captain of the ship，the Beagle，wanted someone who would“profit by the opportunity of visiting distant countries yet little known”．
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”。
2．(续写佳句)The person who answered the call was not the captain's first choice．
来应聘的人并不是船长心中的理想人选。
3．(应用文佳句)The young man in question, Charles Darwin, was a geologist and naturalist, fascinated by rocks, plants and animals．
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，他对岩石和动植物有着浓厚的兴趣。
4．(续写佳句)Many people refused to believe that living things, including humans, had evolved from lower forms of life．They were shocked．
很多人拒绝相信包括人在内的所有生命都是从更低级的生命形式进化而来的。他们对此感到震惊。
At that time，people believed that all species had appeared on Earth at the same time，and had not changed since．But Darwin began to think differently．He noticed that some species of animals were very similar to each other．Maybe animals evolved as they adapted to their changing environments？It was just an idea，but enough to inspire Darwin to look for more evidence．
