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When Gauss was in high school, he solved a math problem that even famous scientists such as Newton and Archimedes could not do: drawing a regular seventeen-sided shape with a compass and a ruler without a scale.
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In a very short time, Gauss calculated the task assigned by the elementary school teacher: to sum the natural numbers from 1 to 100. The method he used was:
Sum 50 pairs of sequences constructed into sum 101 (1 100, 2 99, 3 98......).At the same time, the result is obtained: 5050. This year, Gauss was 9 years old.
At the University of Göttingen, when Gauss was 12 years old, he had already begun to doubt fundamental proofs in elemental geometry. When he was 16 years old, a completely different geometry would inevitably arise outside of Euclidean geometry. He derived the general form of the binomial theorem, successfully applied it to infinite series, and developed the theory of mathematical analysis.
Gauss's teacher Bruettner and his assistant Martin Bartels recognized Gauss's extraordinary talent for mathematics at an early age, and Herzog Carl Wilhelm Ferdinand von Braunschweig was impressed by the gifted child. So they sponsored Gauss's studies and life from the age of 14. This also allowed Gauss to study at the Carolinum Academy (the predecessor of today's Braunschweig College) in 1792-1795 AD.
At the age of 18, Gauss transferred to the University of Göttingen. When he was 19 years old, he was the first to successfully construct a regular 17-angle shape with a ruler.
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Others say: I don't want to grow up, I'm the same, looking at the ** when I was a baby, recalling the past, I grew up.
When he opened the door, two loving smiles ushered in, and he smiled innocently when he picked up the hot meal.
Turn on the TV, watch wonderful cartoons, and really want to defeat demons together.
I secretly read comic books in class, and sometimes I laughed out loud.
Yes! What a happy childhood!
I would like to stay in this childhood forever!
Hee-hee, too; Sixth grade is a bit of a mess.
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Eyepiece, Objective, Slide Specimen, Clear Aperture, Aperture, Reflector.
If you still don't understand, ask me.
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1. The first natural paragraph of the article says that the wind "has a very low voice, but it allows me to hear the call from afar", combined with the full text, please explain what "distant call" actually refers to in the "call", and what kind of thoughts and feelings the author expresses.
1) What kind of life experience does the author write about in this sentence?
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1. The love of a loved one 2Walk into the city of desire.
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Reward of 2 corners and 5 points.
There is a butcher shop near my house, and sometimes I go to the shop to buy some roast pork and other things to take home for lunch.
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1 Praise, show off, weaken, destroy (this is a test of the student's grasp of the meaning of the word).
2 (1)ac (2)ba (This is an examination of the meaning of a word in a specific context).
3 (1) Take plastic boxes to buy food, do not use plastic bags to protect the environment (2) Discharge sewage and discharge industrial waste gas.
3) Hand-woven bamboo baskets with green lotus leaves will not cause pollution to the environment Nostalgia (this is to cultivate students' accurate reading ability and generalization ability).
4. Save energy, reduce domestic garbage, and do not pollute the environment. (This is to develop students' ability to find the central sentence of the text).
5 The grass is green, and the feet are merciful. (This is a test of the student's ability to express himself in relation to reality).
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Catch loaches at night.
In summer, when night falls, the villagers often go to the ditch to catch loaches.
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To do reading questions, you have to buy a book and do a copy.
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1 Confused.
Seeing that someone else has a certain strength, benefit, or advantage and wishing you had it too.
The meaning is correct).
2 Kings. The soup chicken vividly depicts the embarrassment of the king after being wet in the rain (the meaning is correct)3 Avanti used his wisdom to play tricks on the king who wanted to play tricks on him.
The meaning is right)4
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The title of this article is "Holding Hands".
Please briefly explain your understanding of the meaning of these aspects in conjunction with the full text. (3 points).
2 There are three detailed descriptions of the daughter holding her mother's hand, please briefly summarize them and describe what they stand out (or "what they do"). 5 points).
Answer: 3 Please briefly describe your understanding of the following two sentences in context. (4 points).
1) It is natural for a mother to hold her daughter's hand, and a daughter to hold her mother's hand for a long time.
Answer: 2) Give her a handful of poison and she will swallow it as candy without blinking, lead her up to the cliff and she will follow closely without dropping a single step.
Answer: Answer: 1It means that the help and support of parents for their children on the road of life can guide her to grow up and help her overcome various difficulties in life, which is the greatest support for children.
2.When she was a child, she was fresh from the unknown world, and her mother's hand could lead her slowly into this world.
Growing up is an expression of dependence on parents.
3.A parent's dedication to their children is always the greatest and most fraternal love, and they are selfless without asking for anything in return, so it is justified.
And the daughter holding her mother's hand signifies the return of the child's great love for her parents.
4.The mother hopes that a woman can face the world independently, but she longs in her heart that she can still snuggle up to her like when she was a child, and hopes that she can grow up, but there is a complex emotion in her heart that she is reluctant to do.
5.expresses the author's helpless feelings.
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You go to check the primary school language network, there should be one on it.
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Think for yourself, you can't take your phone back with you for the exam.
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