Предмет: Алгебра, автор: XXLgood

Пожалуйста, буду очень благодарен

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Автор ответа: danilthjk

0

Ответ:

(x 1, у 1,)=(1,4)

(x 2, у 2,)=(4,1)

Объяснение:

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Grammar

1. Lisa … got somewhere to stay while she is in Oxford.

a) have

b) has

c) had

d) having

2. A: What … in your spare time?

B: I often go to the cinema.

a) do you do

b) are you doing

c) have you done

d) are you do

3. I haven’t visited John … last year.

a) since

b) by

c) until

d) for

4. I go swimming once or … a week.

a) two

b) two time

c) twice

d) two times

5. A: I don’t like cooking.

B: …

a) Neither I do

b) So do I

c) Nor do I

d) Either do I

6. Listen! That boy … the saxophone.

a) plays

b) played

c) is playing

d) will play

7. If … John tomorrow, I’ll give him a letter.

a) I’ll see

b) I see

c) I saw

d) I won’t see

8. ... you understand what I’m saying?

a) Can

b) Should

c) May

d) Must

9. George … swimming yesterday.

a) go

b) has gone

c) is going

d) went

10. A: Hello. My name is Lisa.

B: … to meet you.

a) Exciting

b) Delicious

c) Nice

d) Beautiful

11. I haven’t seen Clare … many years.

a) since

b) for

c) before

d) after

12. A: Have you ever been to Germany?

B: …

a) No, I haven’t

b) No, I did

c) No, I have

d) No, I don’t

Reading

I. Look at the signs. Someone asks you what they mean. Mark the letter next to the correct explanation – A, B, C or D.

1. No bicycles against glass please

A. Do not leave your bike touching the window.

B. Do not ride your bicycle in this area.

C. Broken glass may damage your bicycle tyres.

D. Your bike may not be safe here.

2. Press bell

As soon as you hear a ringing sound, push hard to open the door.

A. If you press the bell hard, the door will open.

B. To open the door, push it at the same time as pressing the bell

C. To open the door, you must push hard when you hear the ringing sound.

D. The door will open if you push hard after the ringing sound.

3. Cyclists!

Reduce speed now – you are approaching a steep hill around the next bend.

A. You should go more slowly before the bend.

B. The hill is too steep to cycle down.

C. Get off your bike as you approach the hill.

D. Use your brakes after you reach the bend.

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