Составить молекулярные формулы следующих соединений: сульфид алюминия, гидрокарбонат - №12254520

Составить молекулярные формулы следующих соединений: сульфид алюминия, гидрокарбонат калия, сероводород, оксид калия, хлорид дигидроксожелеза(|||)
- Предмет:
  Химия
- Автор:
  hayden78
- 6 лет назад

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рабочая тетрадь выпиши неправильные глаголы It was the first day at school. It was nine o'clock. All the pupils were in the classroom. They knew they had a new
teacher — Miss Chatter.After the bell Miss Chatter came into the room. She was kind and nice."Good morning, children," she said and smiled. The lesson began. But the pupils didn't do what their new teacher said. They spoke loudly and ran in the classroom.Suddenly it became dark and very cold for a minute. The pupils sat still at their desks and looked at Miss Chatter.Their new teacher took Oliver's pen, looked at it and said: "Three, two, one!" The blue pen became red and turned into a nice red umbrella. Miss Chatter took the umbrella and touched Oliver's chair. The chairs began to dance with the children sitting on them. Oliver was happy. All pupils laughed. Soon all the chairs and the pupils danced in the classroom.Miss Chatter opened the umbrella and the rain of sweets began. The pupils were surprised but happy. "It's great!" Oliver said.In the second lesson Miss Chatter and her pupils counted white rabbits and black kittens in the classroom, read stories about whales, talked with the goldfish. Children answered her questions, drew on the walls of the classroom and learned funny poems by heart. The pupils had a good time. They enjoyed Miss Chatter's lessons.The next morning Oliver, Ann and their classmates ran to school. But there was a different teacher in the classroom — a new teacher."Where's Miss Chatter?" asked Ann."Who?""Our teacher — Miss Chatter!" answered Oliver."I don't know Miss Chatter. Let's begin our lesson," said the new teacher.The children were sad. But Oliver saw Miss Chatter's red umbrella in the left corner of the classroom. He smiled.1. Закончи предложение, выбрав один вариант из трех предложенных.1) On the first day at school...a) the pupils had only one lesson.b) a new teacher came into the classroom.c) the pupils went for a walk.2. Выбери правильные ответы на вопросы.1) Why did Oliver and his classmates run to school the next morning?a) They wanted to see Miss Chatter's umbrella.b) They liked to run in the classroom.c) They liked Miss Chatter's lessons.2) Why did the pupils sit still at the desks?a) Miss Chatter spoke loudly.b) It became dark and cold for a minute.c) The lesson began.3. Выбери утверждение, которое не соответствует содержанию текста.a) At first (сначала) the pupils didn't do what Miss Chatter told them.b) There was a rain of toys in the classroom.c) Oliver and his classmates had a good time that day at school.d) There was a red umbrella in the corner of the classroom.4. Пронумеруй предложения в соответствии с прочитанным текстом.a) They read stories about whales and talked with the goldfish in the lesson.b) It became dark and very cold in the classroom.c) "Good morning, children," Miss Chatter said and smiled.d) But they saw a different teacher in the classroom. She wasn't Miss Chatter.e) The chairs danced with happy pupils in the classroom.
- Предмет:
  Английский язык
- Автор:
  saigeacevedo
- 6 лет назад
- Ответов:
  
  1
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ПОМОГИТЕ ПОДЧЕРКНУТЬ ЧЛЕНЫ ПРЕДЛОЖЕНИЯ
НАЧИНАЯ С МОЛЧИТ ТАБУН..........
- Предмет:
  Русский язык
- Автор:
  kallie
- 6 лет назад
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Рассказ о подруге 8 предложений.
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  Английский язык
- Автор:
  andrade54
- 6 лет назад
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Ребята, очень срочно! Помогите, пожалуйста.
S + KMnO4 -> K2SO4 + MnO2
- Предмет:
  Химия
- Автор:
  maddenoerj
- 6 лет назад
- Ответов:
  
  1
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