冀教初中英语九年级全册Lesson 29 DNA—The Story of You课件

感谢聆听
I have a book relating to the Autumn Harvest Uprising.
Let’s do it
Students discuss these with their partners, then say out in class.
Exercises
1. Everyone wrote a good poem _e_x_c_e_p_t_ her. (除了)
4. All the questions are easy _e_x_c_e_p_t_ the last one. (除了)
5. There are many others __b_e_si_d_e_s__ me.
(除了……还有)
6. We all went to Beijing __e_x_c_e_p_t_ Tom, who has been there before.
当接两个主语时，谓语动词和后面主语保 持一致。
e.g. He likes not only English but also math.
Not only you but also I am a teacher. 5. relate to 涉及；有关
e.g. The story related to the Second World War.
Listening Task
• Generally speaking, ab_l_u_e_p_ri_n_t_ is a drawing.
• E_x_c_e_p_t_ for identical twins, each living thing has its own unique DNA.
Reading Task
II. Train the speaking and writing abilities.
New Words
DNA general
twin pattern related granddaughter
blueprint complex repeat identify grandson instruction
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Lesson 29: DNA—The Story of You
I. Learning aims:
The new words: DNA, blueprint, general, complex, twin,
repeat, pattern, identify, related, grandson, granddaughter, instruction
4. Not onlow) the
answer to the question.
5. Neither they nor I __D____ good at
singing.
A. are B. be C. is D. am
6. Both my father and I ___D___ in the
Who owns the bike?
3. except for 除……以外，只是
He is a good man except for hot temper.
Your article is quite good except for several spelling mistakes.
4. not only ... but also ... 不但……而且…… 连接两个相同的成分，也可以连接两个分句。
• Where does your DNA come from? Your parents.
• Is your DNA in every part of your body? Yes, it is.
Listen and Think
• Do you and the students near you look the same? Are there differences between you and them?
• What can scientists do with “DNA”?
Language points
1. But building a living thing is far more complex than building a house.
比较级前可以用much, even, still, far, a bit, a little, a lot 等词加以修饰。
1. I can _n_o_t_o_n_l_y swim __b_u_t_a_l_so__ skate. (不但……而且……) 2. 它不仅能说汉语而且还会说英语。 He can speak _n_o_t_o_n_l_y_C__h_in_e_s_e_b__u_t_a_ls_o__E_n_g_l_is_h. 3. Not only you but also I _a_m__ (be) a teacher.
Warming up
Do you and the students near you look the same? What is the same?
Zhang Liangying looks like her mother.
Identical twins are two children that grew from the same egg. They have identical DNA. They’re clones!
country.
A. enjoys living B. enjoy to live
C. enjoys to live D. enjoy living
1. Write a passage about DNA, try to tell what it is, where it is from, what things you show your parents’ DNA? 2. Preview Lesson 30.
2. _B__e_si_d_e_s__ Tom, five other boys also passed the exam. (除了…还有)
3. _E__x_c_ep__t _fo_r___ identical twins, (除……之 外) each living thing has its own unique DNA.
This unit is much easier than that one. 这个单元比那个单元容易得多。
2. own 的用法 1）adj. 自己的 （用在所有格后，加强语 气）
Now ask the same questions about your own teachers.
She makes all her own clothes. 2) vt. 有，拥有
Free Talk
➢ Do you and the students near you look the same? ➢ What is the same? ➢ Are there any differences between you and them? ➢ What can scientists do with “DNA”?