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6. Complete the following sentences:

1. The bulk of the credit for the base-10 system …….

2. The development of geometry indicated the …….

3. Number system is any of various sets of …….

4. The natural numbers are closed with …….

5. Our modern decimal, or base-10, number system is …….

6. Because the result of dividing of two natural numbers …….

7. The introduction of the system into the West …….

7. Translate the following words and word combinations into Ukrainian:

to designate quantities, natural number, positive rational integer, addition, multiplication, quotient, positive fraction, difference, expeditious, negative fraction, rational number system, irrational number, introduction, totality, real number system, performing calculations, determining order, making measurements, digit, decimal point, ancient, century, transmit, translation.

8. Solve the crossword:

1 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 

 

 

 

3 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5 

 

 

 

 

 

 

6 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Across:

1

The method of combining two numbers by adding one of them to itself as many times as the other states.

3

The act of adding numbers together.

4

The fact of being measurable; an amount or number.

5

A letter, sign or figure which expresses a sound, operation, number, chemical substance, etc.

7

A total amount; sum.

8

The name of the sign 0 and of the number it stands for.

Down:

1

The act of measuring; a length, height, found by measuring.

2

A division or part of a whole number.

4

A number which is the result when one number is divided by another.

5

A group of related parts which work together forming a whole; an ordered set of ideas, methods or ways of working.

6

A whole number.

WRITING

9. Think of a number you like (your lucky number), or not like (your unfortunate number). Write a short paragraph (60-80 words) to explain your choice.

GRAMMAR IN USE

These tasks can help you to practice Future Simple Passive. Read grammar rules on p.170-173 and then do the exercises.

10. Complete the sentences with the future passive form of the verbs in brackets, as in the example.

  1. This model will be produced in the new factory in Poland.

  2. German cars ….. (to sell) all over the world in future.

  3. The orders ….. (to place) by fax or online.

  4. The cars ….. (to assemble) by robots.

  5. Spare parts ….. (to buy) from your local dealer.

  6. The interiors ….. (to design) by computer.

  7. Next year tyres ….. (to replace) before they wear down completely.

11. Rewrite the sentences in the passive in two ways, as in the example.

1. His father will give Billy a new bicycle.

Billy will be given a new bicycle by his father.

A new bicycle will be given to Billy by his father.

2. Fred has offered Mary a watch.

3. Lisa will send Tim an invitation.

4. She’ll bring me some devices.

5. Sonia will lend me some money.

6. Jack will show me the new car.

7. They pay him a lot of money for the job.

12. Translate the following sentences into English

  1. Всі спостереження будуть проведені групою відомих вчених.

  2. Залізо притягується магнітом.

  3. Усім відомо, що метали використовували багато років тому.

  4. Вони побудують новий міст через 2 роки.

  5. Текст буде перекладено українською мовою.

  6. Біля нашого університетету будують багатоповерховий будинок.

  7. Нові транзистори будуть вироблені в Японії наступного року.

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