内容正文:
Lesson 29
1.Read the new words
2.Read the new phrases(填写中文)
(1)In general
(2)Except for
(3)Be related to
(4)billions of
3.Think about it
回答问题1时,可以观察下课本上两幅图片,关于DNA,你可以了解到什么?
4.Read the passage and answer Let’s do it (将答案写到横线上)
(1) What is a blueprint?
(2) Which is more complex, building a living thing or building a house?
(3) Do some twins have the same DNA?
(4) Is it possible to change your DNA?
(5) Whose DNA is related to yours?
5.Read the first paragraph and answer the questions
(1)In general, a blueprint is a drawing that shows how to put a house together with many different parts.
解析:本句是 从句,先行词是 关系代词是
主句是
从句是
句子意思:
(2) What is the blueprint of life?
6. Read the second paragraph and answer the questions
(1)Far more complex than…的意思:
(2)It takes millions of years for nature to change the DNA in living things to make them fit the world they live in.
句中两个to的含义:
(3) How long does it take for nature to change the DNA?
7. Read the third paragraph and answer the questions
(1)All these things are strongly influenced by your DNA before you are born!
By 的意思:
被动语态的结构:
(2)What is strongly influenced by your DNA before you are born?
作者在几个方面叙述了DNA的神奇之处? -------------观察文章结构(中考新趋势)
8.Read the fifth paragraph and answer the questions
1.What can be caused by problems in your DNA?
Some health problems can be caused by problems in your DNA.
By的意思:
被动语态结构:
9. Read the sixth paragraph and answer the questions
For example中文:
Your finger has the same DNA as your hair.中文:
10. Read the seventh paragraph and answer the questions
Not only ….but also….中文:
11. Read the eighth paragraph and answer the questions
Your DNA has billions of instructions that explain why you are the way you are. It’s one of the most amazing things on the earth.
(1)Billions of
(2) One of the most amazing things
(3)分析句子结构
解析:本句是 从句,先行词是 关系代词是
主句是
从句是
句子意思:
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