Предмет: Алгебра, автор: mememmeme59

Используя алгоритм построенная графика линейного уравнения с двумя пременными постройте прямую:а)x-y=0, б)2x+y=4

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Автор ответа: vikusiksnusik

графиком каждого линейного уравнения с двумя переменными является прямой

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Задание № 1:

Choose the article a/an/the or zero article "-".

1) I have dogs. I love them so much!

2) dog is white. Her name is Penny.

3) My brother has big weekend house.

4) polar bears are white.

5) sun isn't so hot today.

6) I like this book.

7) My friend is engeneer in a factory.

8) John is Pola's brother.

9) I don't like flowers.

10) Please, tell to my mother that I don't want to eat.

Задание № 2:

Какие предложения написаны в верных грамматических временах (right), а какие в неверных (wrong).

1) Yesterday from 9 a.m. to 10 a.m. I was watching one very interesting program on TV.

2) I have been in Paris last year.

3) I am visited my sister every weekend.

4) She usually drives very fast.

5) I was sleeping when someone knocked at the door.

Задание № 3:

Put the verb from the brackets into the Present Perfect.

1) We've already
(have) lunch.

2) They have
(begin) painting the living room.

3) He has never
(drive) a motorbike before.

4) She has finally
(come).

5) Have we ever
(meet) before?

6) Where have we
(put) the car keys?

7) I'm sorry, I'm so tired. I haven't
(sleep).

8) You have
(buy) a lot of clothes recently.

9) Have you
(choose) your university.

10) Why has John
(leave) already?

Задание № 4:

Определите, чем является's в предложениях – обозначением притяжательного падежа или сокращенной формой глагола is.

Example: Carla is Tom's mother. (Карла – мать Тома.) — 's обозначает притяжательный падеж

Tom's a good boy. (Tom – хороший мальчик.) — 's обозначает сокращение глагола is (Tom is a good boy.)

1) He's a writer.

2) This is Kim's sister.

3) Smith's 35.

4) George's Spanish.

5) Lara's school is in the center of London.

6) Tony's brother is a butcher.

7) What's his job?

8) Where are Jane's friends?

9) Their daughter's a police officer.

10) The cats' food is in the kitchen.

Задание № 5:

Дополните предложения прилагательными в сравнительной или превосходной степени.

1) Which is
word in English?(common)

2) February is
than January. (short)

3) Which one is
book on the table?(heavy)

4) Horses are
than donkeys.(intelligent)

5) Is August
month of the year?(hot)

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1) He arrived
than expected. (early)

2) He checked his answers
than she did. (carefully)

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than Amanda did. (beautifully)

4) He hit his arm
than before. (hard)

5) My mother and my sister talked
than the other guests. (loudly)

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