Тест на тему Линейные уравнения

Ниже тест по теме Past tenses (Past Simple, Past Continuous, Past Perfect, Past Perfect Continuous). Укажите единственный правильный ответ (A, B, C или D). Всего 25 вопросов. В конце — ключ с ответами.

1. Yesterday I ______ to the gym. A) go B) went C) going D) have gone

2. At 8 p.m. last night, they ______ dinner. A) have B) had C) were having D) will have

3. When I arrived, the movie ______. A) started B) had started C) is starting D) will start

4. She ______ for two hours when the train finally arrived. A) waited B) had waited C) had been waiting D) was waiting

5. I ______ to finish the report before the meeting. A) try B) tried C) have tried D) will try

6. By the time she arrived, we ______ dinner. A) ate B) had eaten C) were eating D) have eaten

7. They ______ their homework when the power went out. A) did B) were doing C) had done D) have done

8. He ______ in Paris for five years when he moved to London. A) lived B) had lived C) was living D) has lived

9. I ______ a letter when the doorbell rang. A) wrote B) was writing C) have written D) had written

10. She had slept before she turned on the lights. A) slept B) had slept C) was sleeping D) has slept

11. When I walked into the room, it ______. A) is B) was C) has been D) will be

12. When the bell rang, the students ______ their exams. A) finished B) had finished C) were finishing D) have finished

13. While I was cooking, the power ______. A) goes out B) went out C) has gone out D) was going out

14. He had been waiting for an hour when the bus finally arrived. A) waited B) had waited C) was waiting D) had been waiting

15. By the time the game started, the players ______ up. A) warmed B) had warmed C) were warming D) have warmed

16. We ______ each other since we were in high school. A) know B) knew C) had known D) have known

17. When the teacher asked, she ______ her homework. A) finishes B) finished C) had finished D) has finished

18. The storm ______ when we reached the shelter. A) stops B) stopped C) had stopped D) is stopping

19. She was studying in the library at 10 p.m. yesterday. A) studies B) studied C) was studying D) has studied

20. By the time I got to the station, the train ______. A) leaves B) left C) had left D) was leaving

21. I ______ on the project when the supervisor asked me to present it. A) worked B) was working C) had been working D) had worked

22. They ______ the mail before I checked. A) deliver B) delivered C) had delivered D) have delivered

23. We ______ to the museum yesterday. A) go B) went C) has gone D) going

24. It had been raining for hours when the storm finally stopped. A) rained B) was raining C) had been raining D) has been raining

25. When he left the city, he ______ in New York for five years. A) had lived B) lived C) has lived D) have lived

Ответы:

1. B
2. C
3. B
4. C
5. B
6. B
7. B
8. B
9. B
10. B
11. B
12. B
13. B
14. D
15. B
16. C
17. C
18. C
19. C
20. C
21. C
22. C
23. B
24. C
25. A

Тест по географии Тема: Угольная промышленность Класс: 9 Тип вопросов: Открытый вопрос Количество вопросов: 3 Выводить тест с ответами: Без ответов

1. Опишите технологический процесс добычи угля в шахтах и в карьерах: этапы разведки запасов, добычи, переработки и транспортировки. Сравните открытый способ и подземную добычу, указав их преимущества, недостатки и связанные экологические и социальные риски.

2. Назовите основные виды угля (например, бурый уголь, каменный уголь, антрацит) и охарактеризуйте их физико-химические свойства (калорийность, влажность, содержание серы, крупность фракций). Для каких отраслей промышленности и условий эксплуатации каждый вид наиболее пригоден, и почему?

3. Проанализируйте влияние угольной промышленности на экономику региона и на окружающую среду: рассмотрите положительные эффекты (рабочие места, налоговые поступления, энергобезопасность) и экологические издержки (загрязнение воздуха и воды, деградация земель, риск шахтных бедствий). Какие современные меры и технологические решения помогают снижать негативное воздействие и какие перспективы перехода к более чистым источникам энергии?

Тест по информатике для 11 класса: Услуги интернет

Вопрос 1: Какая из перечисленных услуг не является интернет-сервисом? a) Электронная почта b) Онлайн-магазин c) Видеосервер d) Телефонная связь

Ответ: d) Телефонная связь

Вопрос 2: Что такое VPN (Virtual Private Network) в контексте интернета? a) Специальный браузер для анонимного серфинга b) Услуга для создания безопасного соединения через открытые сети c) Видеоигра в жанре симулятора d) Онлайн-журнал о виртуальной реальности

Ответ: b) Услуга для создания безопасного соединения через открытые сети

Вопрос 3: Какая из услуг обеспечивает доступ в сеть Интернет по определенному расписанию и предоставляет ограниченный доступ к сайтам? a) Wi-Fi b) Proxy-сервер c) Облачное хранилище данных d) Социальные сети

Ответ: b) Proxy-сервер

Надеюсь, этот тест поможет вам подготовиться к экзамену по информатике!