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Question 12: Analyze the circuit diagram shown in the figure below and answer the following questions: (1) As long as L1 works, how to control the switch? (2) As long as L2 works, how to control the switch? (3) How to require L1 and L2 to work at the same time? Control switches?
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[Source: Heze Radio and Television Station] On July 6, the Mudan District Education and Sports Bureau and Heze No. 2 Experimental Primary School issued an announcement about the new second- and new first-grade student branches of Heze No. 2 Experimental Primary School. The announ
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There is an old saying that goes, "A dragon gives birth to a dragon and a phoenix gives birth to a phoenix, and a mouse gives birth to a son who can dig holes." This sentence is the crystallization of the ancients' experience in life, and it can be regarded as a preliminary under
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The statistics of the number of target students placed in junior high schools by the four major and five prestigious schools in Changsha in 2022 have been released. Each of the four major schools has 630 places. The minimum admission control line for index students this year is 6
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The operation of the mock examination platform for the main person in charge of the hazardous chemicals business unit in 2022 is based on the new examination syllabus for the main person in charge of the hazardous chemicals business unit.
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As each batch of volunteer applications is gradually coming to an end, everyone can’t wait to know their admission results. Generally speaking, the admission results of each batch can be checked one after another after the admission starts. So what is the admission time for each
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If you want to drop out of school to work, parents should have a heart-to-heart talk with their children as soon as possible to understand the reasons why your children want to drop out of school and work. We can first analyze the problems that the child will face after dropping
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The summer vacation is approaching. In order to further improve the legal awareness and safety awareness of teachers and students in school, strictly prevent drowning accidents, effectively protect the life safety of students, and enable students to firmly establish the concept o
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In order to further improve the overall quality of young teachers, create a team of learning-oriented young teachers, and enhance the cultural heritage of young teachers, Mianyang Yuying Primary School held a "Love Reading and Sharing" event in the academic hall on the first floo
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Junior high school mathematics is relatively easy, but it also requires talent. The types of questions come over and over again. At this time, you only need to take out a model test paper, just one, and pass it one by one from the first question to the last question. The knowledg
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[Source: Nanming District People's Government_Nanming News] Clean playground, spacious and bright indoor basketball court... On July 6, the reporter came to the construction site of Jinlu Dade School branch in Nanming District, and could see the main body of the project and the i
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[Source: Chengjiang Education and Sports] On July 6, the first and second grade children of Wanhai Primary School ushered in the paperless final assessment of the spring semester. The straight and wide red plastic runway was transformed into an assessment and examination room, wi
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[Source: Hechi.com_People's Livelihood] Recently, the No. 3 Primary School in Yizhou District launched the end-of-semester comprehensive quality "Harmony and Cultivating Saplings Fun Challenge" activity, actively exploring and reforming the paperless and pencil-based examination
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In early trading in Asia on Thursday (December 12), international gold held steady at $1,474.751 per ounce. Spot gold closed strongly higher on the previous trading day, reaching an intraday high of $1,478.80 per ounce in the U.S. market. The price of gold surged sharply after th
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According to news on July 20, the price of gold fell sharply from around US$1,133 at the beginning of the Asian market on Monday, plummeting nearly US$50 in a few minutes and setting a new low of US$1,087.80 per ounce in more than five years. Gold prices were lower amid a broad s
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Modern medicine believes that astragalus can enhance immune function, resist stress and anti-aging. It can also protect the liver and help lower blood pressure. However, astragalus is a traditional Chinese medicine after all, and it also has indications and contraindications. Wro
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Alias | Qinmu, Kongcao. Efficacy | Clear away heat and moisturize the lungs. Tracheitis is a common disease in the Northeast. Especially when winter comes, if you accidentally catch a cold, you will start coughing. Especially when I was a child, colds and coughs were considered
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People need face, trees need bark, everyone has dignity. As the old saying goes, the hatred of killing one's father and taking away one's wife is the greatest shame for a man and the most intolerable. Well, nowadays, if a wife cheats, a man cannot tolerate it either. On this day,
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As the saying goes: A daughter is her mother's little cotton-padded jacket. A daughter loves her mother, and her mother also loves her daughter. When a daughter suffers grievances and setbacks in life, the mother will naturally help her daughter. However, while helping her daught
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