Повторение

Date: 2015-10-07; view: 375.

V. Вместо пропусков вставьте нужную форму глагола “to be” во времени Present Indefinite. Задайте вопрос и дайте отрицательный ответ. То же сделайте и для времен Past and Future Indefinite:

1. Technology … the practical application of knowledge especially in a particular field. 2. The study of electromagnetic field theory… also important to electronics. 3. Personal and laptop computers … now widely available. 4. Hardware … a physical nature and software … a non-physical nature. 5. E-mail … an important communications service available on the Internet. 6. The main language for communication on the Internet …English. 7. A central processing unit … the main information processor in a computer. 8. A computer … a machine that manipulates data according to a set of instructions.

VI. Вместо пропусков вставьте нужную форму глагола “to be” во времени Present Indefinite. Задайте вопрос и дайте отрицательный ответ. То же сделайте и для времен Past and Future Indefinite. Предложения переведите:

1. However, there … usually special instructions. 2. There … usually between two and one hundred registers for different types of CPU. 3. There … many high-level programming languages (Ada, BASIC, COBOL, Fortran, Pascal). 4. Today there … many forms of radio, these …networks and mobile communications of all types, etc.

VII. Вместо пропусков вставьте нужную форму глагола “to have” во времени Present Indefinite. Задайте вопрос и дайте отрицательный ответ. То же сделайте и для времен Past and Future Indefinite. Предложения переведите:

1. All capacitors … defects such as the capacitor's material resistance. 2. A single chip … a great amount of different components. 3. A computer … the main information processor. 4. Different configurations … different characteristics. 5. A transistor … three terminals for connection to an external circuit. 6. A CPU … the functions of a calculator. 7. The two types of transistors … a few differences. 8. They … small size and minimal weight and high reliability. 9. The transistor's low cost, flexibility, and reliability … a great significance in modern microelectronics.

VIII. Вместо пропусков вставьте нужную форму глаголов“to be” или “to have” во времени Present Indefinite:

1. The computers on transistors … much smaller, faster, cheaper and … more reliable. 2. Today's electronics engineers … the ability to design different integrated circuits. 3. In comparison with more costly units, low-cost toy walkie-talkies … not separate microphones and speakers. 4. The keyboard and mouse … the input devices, and the display and printer … the output devices on a typical personal computer. 5. The Internet … a global data communications system. 6. It … a hardware and software infrastructure. 7. The transistor … the potential to work faster and more reliably and to consume much less power than a vacuum tube.

IX. Прочитайте и переведите следующие словосочетания:

а) a set of instructions; billions or even trillions of bytes of memory; examples of hardware; the equipment of the computer; a collection of routines, rules and symbolic languages; billions of users;

b) the computer's memory; the computer's various components; the control system's function; the world's most advanced computer; a computer's hardware; the computer's casing;

c) a watch battery; integrated circuit technology; computer instructions; the central controller unit; semiconductor memory; computer main memory; computer engineers; research institutions; telecommunications technology; computer operating systems; high-level programming languages; a software developer; a global computer network system; a global data communications system; computer users.

X. Прочитайте и переведите предложения в повелительном наклонении. Поставьте предложения в отрицательную форму:

1. Read the code for the next instruction. 2. Let him decode the numerical code for the instruction into a set of commands. 3. Let me read the data for this instruction. 4. Let them provide the necessary data to a register. 5. Let it instruct the hardware to perform the first operation. 6. Write the result and jump back to step one (1). 7. In most cases, computer instructions are simple: add one number to another, move the data from one location to another, send a message to the external device, etc. 8. Let users navigate from one web site to another via hyperconnections.