Предмет: Химия, автор: aisuly0804

Ca+H2O= Помогите
Са +HCL=

Ответы

Автор ответа: Сугубо
0

Взаимодействие кальция с водой.

Ca + 2H2O -> Ca(OH)2 + H2⬆️


Взаимодействие кальция с соляной кислотой.

Ca + 2HCI -> CaCl2 + H2⬆️

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Предмет: Обществознание, автор: olgaesaylenko1
Mid test. (Modules 1-5)

Spotlight 6

Vocabulary and Grammar

A. Choose the correct item.

1. I am going to the … to buy a morning newspaper.

A grocer’s B newsagent’s C post office

2. The boys are playing football. … schoolbags are in the classroom.

A their B theirs c their

3. Yesterday my friend Paul came … for a cup of tea.

A down B up C over

4. My sister … talk yet, she’s only three.

A can’t B can C my

5. There aren’t … butter in the fridge.

A some B a C any

6. Ann and Pete … like sweets, they prefer chocolate.

A don’t B do C doesn’t

7. The … … on the credit card is 2345 9434 5678 9909.

A birth date B telephone number C expiry date

8. I … drink milk. I hate it.

A always B sometimes C never

9. It’s hot in the classroom. I … the window.

A am going to open B will open C open

10 We’ll … decorations for New Year party.

A make B do C has

11. What’s day is it? – I think it’s …

A 25th August B Monday C. 1999

12. They … last minute sopping at this moment.

A are doing B do C are going to do

13. Brian is from Scotland. He is … .

A Scotsman B Scottish C Scot

14. Have you got … special for me?

A something B nothing C anything

15 I usually celebrate my birthday … Sundays.

A at B on C in

16. “What time is it now” “It’s quarter … eight”

A at B to C half

17 “… do you like my new hat?” “It’s lovely!”

A Why B How C Whose

18. There is a carpet … of the table.

A next B behind C in front

19. Would you like … biscuits?

A any B some C a

20. “Whose copybook is this?” “It’s …”

A her B mine C my

21. “What’s your …?” “23 Apple Street”

A address B nationality C birthday

22. I usually have a shower … noon.

A at B in C on

23. I don’t like watching … . I feel scared.

A thrillers B news C interviews

24. …, I don’t mean to hurt you.

A Sorry B Excuse me C Welcome

25. “… is your father?” “He’s a taxi driver”

A Who B What C How

26. It’s getting dark. Turn … the light.

A off B on C at

27. … your home address?

A What’s B Where’s C How’s

28 My cousin Ann and I … blue eyes.

A have got B has got C has

29. “What’s your …” “I’m Japanese”

A postcode B full name C nationality

30 How … do you watch TV?

A often B always C usually

Everyday English

B Choose the correct response.

31. What are you?

a I’m Spanish. b I’m a student.

32. How is your mother?

a She is kind and clever. b She’s fine, thanks

33. What do you think of Tom’s costume?

a It’s great! b I don’t like him.

34. What about eating pizza tonight?

a Good idea. b I think so, why?

35. What’s your nationality?

a Britain b Mexican

Reading

C Read a letter and mark sentences T (true), F (false) or DS (doesn’t say).

Hi, Ted!

I want to tell you about my perfect day. Monday is my perfect day of the week. I usually have 5 lessons and the I’m free.

I usually wake up at 6.30 in the morning. I always do my morning exercises and take a shower. Then, I have a sandwich a cup of tea for breakfast. I go to school on foot. On my way to school I often meet my friend Tom. After school we play ping pong together.

In the afternoon, I surf the net or watch TV. Then, in the evening, I watch my favourite serial or listen to music. At night, I have a bath and go to bed. I absolutely love Mondays.

Tell me about your perfect day.

Paul



36.Paul is very tired on Mondays.

37. He wakes up very early on Monday.

38. Paul usually walk to school.

39. Paul doesn’t like to stay after school with his friend Tom.

40. Paul always listens to music in the evening.

D. Word formation

Transform capitalized word into correct form.

41. I really feel … today. I’ve lost my favourite book. HAPPY

42. Look at … funny monkeys! THAT

43. Ann takes part in volleyball competitions … . ANNUAL

44. This film is … ! I really like the plot. ENJOY

45. … is popular sport in Russia. SKI







Оформить на листочке ( цифра , буква ) ,задание 41-45 только слово ,

которое вы образовали от выделенного слова,
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