Тест на тему Системы счисления

Тест по английскому языку для 3 класса
Тема: Вопросы в Present Simple
Тип: Единственный выбор

1. Does he like ice cream?
   a) Yes, he does
   b) No, he don't
   c) Yes, he like

2. Do they play football on Sundays?
   a) Yes, they do
   b) Yes, they plays
   c) No, they doesn’t

3. Does she go to school by bus?
   a) Yes, she do
   b) Yes, she goes
   c) No, she go

4. Do you have a pet?
   a) Yes, I has
   b) Yes, I do
   c) No, I don’t have

5. Does it rain often in summer?
   a) Yes, it does
   b) No, it don’t
   c) Yes, it raining

6. Do we need to study for the test?
   a) Yes, we doesn’t
   b) Yes, we do
   c) No, we don’t need

7. Does he read books in the evening?
   a) Yes, he read
   b) No, he don't
   c) Yes, he reads

8. Do they watch cartoons on Saturday?
   a) Yes, they do
   b) Yes, they watches
   c) No, they don’t watch

9. Does she sing well?
   a) Yes, she do
   b) Yes, she does
   c) No, she don’t

10. Do you play video games after school?
    a) Yes, I does
    b) Yes, I do
    c) No, I not play

11. Does he help his mother with chores?
    a) Yes, he do
    b) Yes, he helps
    c) No, he doesn’t help

12. Do we have math class today?
    a) Yes, we have
    b) No, we haven’t
    c) Yes, we has

13. Does she cook dinner every day?
    a) Yes, she does
    b) Yes, she cook
    c) No, she don’t

14. Do they ride bicycles to the park?
    a) Yes, they does
    b) Yes, they do
    c) No, they don’t

15. Does it snow in winter?
    a) Yes, it does
    b) No, it don’t
    c) Yes, it snow

16. Do you like reading books?
    a) Yes, I do
    b) Yes, I likes
    c) No, I don’t like

17. Does he speak English?
    a) Yes, he speak
    b) Yes, he does
    c) No, he not speak

18. Do they enjoy playing sports?
    a) Yes, they enjoys
    b) Yes, they do
    c) No, they don’t enjoy

19. Does she dance at the school show?
    a) Yes, she does
    b) Yes, she dance
    c) No, she don’t

20. Do we eat breakfast in the morning?
    a) Yes, we do
    b) Yes, we eats
    c) No, we don’t eat

Удачи на тесте!

Вот тест по теме "Комплексные числа" для учеников 8 класса, состоящий из 20 вопросов с множественным выбором и ответами.

Тест по математике: Комплексные числа

Вопросы:

1. Какое из следующих чисел является комплексным? a) 5
   b) -3
   c) 2 + 4i
   d) √2

2. Что обозначает i в комплексных числах? a) Интеграл
   b) Мнимая единица, равная √-1
   c) Иррациональное число
   d) Комплексное число

3. Какое из следующих чисел можно записать в виде комплексного числа? a) 0
   b) 6
   c) -2
   d) 3 + 0i

4. Найдите сумму комплексных чисел (3 + 4i) и (1 - 2i): a) 4 + 2i
   b) 2 + 6i
   c) 2 + 2i
   d) 4 + 4i

5. Как будет выглядеть произведение комплексных чисел (2 + 3i) и (1 + 2i)? a) 1 + 6i - 6
   b) -6 + 5i
   c) -4 + 7i
   d) -4 + 7i

6. Какое из следующих чисел является сопряженным к 5 + 2i? a) 5 - 2i
   b) -5 + 2i
   c) 5 + 2
   d) 2 - 5i

7. Как найти модуль комплексного числа z = a + bi? a) |z| = √(a^2 + b^2)
   b) |z| = a + b
   c) |z| = a * b
   d) |z| = a^2 - b^2

8. Сколько корней имеет уравнение x² + 1 = 0 в комплексной области? a) 0
   b) 1
   c) 2
   d) Бесконечно много

9. Найдите модуль комплексного числа 3 - 4i: a) 5
   b) 7
   c) 1
   d) 4

10. Как будет выглядеть выражение (1 + i)(1 - i)? a) 0
    b) 1
    c) 2
    d) -1

11. Какой результат даст деление комплексных чисел (4 + 3i) на (1 + i)? a) 1 + 2i
    b) 3 + 1i
    c) 5
    d) 2 + 1i

12. Найдите сумму 2i + 3i: a) 5
    b) 5i
    c) 6i
    d) 6

13. Как будет выглядеть конъюгат комплексного числа -6 + 8i? a) -6 + 8i
    b) 6 - 8i
    c) -6 - 8i
    d) 6 + 8i

14. Найдите произведение 2(1 + 4i): a) 2 + 8i
    b) 8 + 2i
    c) 1 + 4i
    d) 2i

15. Какой из следующих случаев даст комплексное число? a) a * b, где a и b – реальные числа
    b) a + b, где a и b – вещественные
    c) 4 - 2√(-1)
    d) Все вышеперечисленное

16. Найдите значение i^4: a) 1
    b) i
    c) -1
    d) 0

17. Какое из следующих выражений не является комплексным числом? a) 2 + 5i
    b) 7
    c) -8
    d) 4 - 9i

18. Что произойдет при сложении (2 + 3i) и (4 + 5i)? a) 6 + 8i
    b) 8 + i
    c) 2 + 8i
    d) 4 + 8i

19. Как будет выглядеть формула для деления комплексных чисел (a + bi) и (c + di)? a) (ac + bd) + (bc - ad)i
    b) [(ac + bd) / (c² + d²)] + [(bc - ad) / (c² + d²)]i
    c) (a/c) + (b/d)i
    d) (a - bi)/(c - di)

20. Какой из следующих вариантов является действительным числом? a) 5 + 0i
    b) 4 + 5i
    c) 0 + 3i
    d) 0 + 0i

Ответы:

1. c) 2 + 4i
2. b) Мнимая единица, равная √-1
3. d) 3 + 0i
4. a) 4 + 2i
5. d) -4 + 7i
6. a) 5 - 2i
7. a) |z| = √(a^2 + b^2)
8. c) 2
9. a) 5
10. b) 1
11. d) 2 + 1i
12. b) 5i
13. a) -6 + 8i
14. a) 2 + 8i
15. c) 4 - 2√(-1)
16. a) 1
17. b) 7
18. a) 6 + 8i
19. b) [(ac + bd) / (c² + d²)] + [(bc - ad) / (c² + d²)]i
20. a) 5 + 0i

Этот тест поможет ученикам закрепить знания о комплексных числах. Удачи в подготовке!

Тест по английскому языку: Present Continuous
Класс: 9
Количество вопросов: 45

1. She _____ (to read) a book right now.
2. They _____ (to play) soccer in the park.
3. I _____ (to watch) a movie at the moment.
4. He _____ (to study) for his exams this week.
5. We _____ (to have) dinner now.
6. The baby _____ (to sleep) in the crib.
7. My friends _____ (to travel) to London this summer.
8. It _____ (to rain) heavily outside.
9. You _____ (to drink) coffee when I called you.
10. The students _____ (to work) on their project currently.
11. She _____ (to cook) dinner for her family.
12. They _____ (to dance) at the party right now.
13. I _____ (to listen) to music while I study.
14. He _____ (to write) an email at the moment.
15. We _____ (to clean) the house this weekend.
16. The dog _____ (to bark) at the mailman.
17. You _____ (to learn) new words in English.
18. She _____ (to draw) a picture in her notebook.
19. They _____ (to exercise) at the gym today.
20. I _____ (to speak) to my friend on the phone.
21. The children _____ (to play) games in the garden.
22. He _____ (to fix) his bike right now.
23. We _____ (to plan) our summer holiday.
24. She _____ (to wear) a beautiful dress this evening.
25. They _____ (to paint) the fence together.
26. I _____ (to feel) happy today.
27. The sun _____ (to shine) brightly in the sky.
28. You _____ (to explore) new ideas for the project.
29. She _____ (to teach) a class at the moment.
30. They _____ (to visit) their grandparents this weekend.
31. I _____ (to take) notes during the lecture.
32. He _____ (to play) video games with his friends.
33. We _____ (to enjoy) our time at the concert.
34. The students _____ (to practice) their presentation now.
35. You _____ (to help) your sister with her homework.
36. She _____ (to share) her experience with the group.
37. They _____ (to look) for a new apartment.
38. I _____ (to check) my emails right now.
39. He _____ (to exercise) every morning.
40. We _____ (to play) board games this evening.
41. The flowers _____ (to bloom) in the garden.
42. You _____ (to make) a cake for the party.
43. She _____ (to organize) her desk at the moment.
44. They _____ (to talk) about their future plans.
45. I _____ (to practice) my English skills every day.

Этот тест может быть использован для проверки знаний учеников по теме "Present Continuous". Удачи!