"DNA-The Story of You" Look into Science! PPT teaching courseware

Description

"DNA-The Story of You" Look into Science! PPT teaching courseware

The first part: independent preview before class

word breakthrough

1. General; universal ________→(adv.)________

2. Repeat; retell; recite ________

3． grandson; grandson________

4． granddaughter; granddaughter____________

5. blueprint ________

6． instruction ________→(v.)________

7. twin ____________________

8. pattern____________

9. identify _____________

10． related _____________

11. Complex ________

Phrase translation

1. Generally speaking; usually ______________

2. except ... for________________

3． not only but also……________________

4. Millions of ______________

5. For example ______________

6． be related to______________

7. in the future ______________

8. the same…as______________

Sentence patterns online

1. Generally speaking, a blueprint is a drawing that shows how the many different parts are to be assembled into a house.

________ ________, a blueprint is a drawing________

________ ________ ________ put a house together with many different parts.

2. It would take millions of years for nature to change the DNA of organisms to adapt them to the world in which they live.

It takes millions of years for nature to change the DNA in

living things to make them fit the world ________ ________ ________．

3. All of these things are strongly influenced by your DNA before you are born!

All these things________ ________ ________ by your DNA before you are born!

4. With the exception of some twins, every living thing has its own unique DNA.

________ ________ some twins, every living thing has its own unique DNA.

5. From your DNA, scientists can identify not only you but also people related to you.

From your DNA, scientists can identify not only you, but also

people ________ ________ ________ ________ ________ ________.

Preliminary exploration of the text

According to the text content, decide whether it is true (T) or false (F).

()1. DNA is the blueprint of life.

()2. Building a house is more complex than building a living thing.

()3. Scientists can change our DNA now.

()4. Your hair and your fingers have different DNA.

()5. From your DNA, scientists can identify people who are related to you.

DNA-The Story of YouPPT, Part 2: Classroom Interactive Exploration

Vocabulary highlights

1 general adj. general; universal

[Observation] In general, a blueprint is a drawing that shows how to put a house together with many different parts.

There is a general interest in sports. There is a general interest in sports.

[Explore] general is used as a ________ word, which means that it is common among most people or things, and has the meaning of "less exception". A common phrase is in general, meaning "____________".

2 repeat v. Repeat; retell; recite

[Observation] You have your own unique DNA, but it repeats patterns from your parents' DNA.

You have your own unique DNA, but it repeats the pattern of your parents' DNA.

The teacher asked him to repeat what she had said.

The teacher asked him to repeat what she said.

[Explore] Repeat can be used as a transitive verb or an intransitive verb. When repeat means "repeat; re-speak; redo", it cannot be followed by again. repeat sth.=say/do sth. ________.

Sentence Pattern Perspective

1 It takes millions of years for nature to change the DNA in living things to make them fit the world they live in.

It would take millions of years for nature to change the DNA of organisms to adapt them to the world in which they live.

[Explore] (1) "They live in" in the sentence is an attributive clause, with the relative words that or which being omitted in front.

(2)millions of means "____________________".

[Expansion] (1) When the relative pronoun serves as the subject in an attributive clause, it generally cannot be omitted; it can only be omitted when it serves as the object or predicate.

Is there anything (that) you wanted here?

Is there something you want here?

China is not the country (that) it was.

China is no longer the China of the past.

(2) When hundreds, thousand, million, billion represent specific numbers, use singular numbers; when expressing approximate numbers, add s after them and use them with of.

2 Except for some twins, every living thing has its own unique

DNA. With the exception of some twins, every living thing has its own unique DNA.

Everyone except Li Ming passed the English exam.

Except for Li Ming, everyone passed the English test.

He is a good man except for his hot temper.

He's a good guy, he just has a bad temper.

We've been to the Great Wall besides Li Lei.

Except for Li Lei, we have all been to the Great Wall.

There is nothing but a bed in the room.

There was nothing in the room except a bed.

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Update Time: 2024-11-20

This template belongs to English courseware Hebei Education Edition Ninth Grade English Volume 1 industry PPT template

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