a to have met
b to be meeting
c to be met
2. My friend bought me a dictionary the paper.
a to revise for
b to be revised for
c to have revised for
3. She does not seem German and Spanish.
a to have been learnt
b to be learnt
c to have learnt
4. Let Mark to the swimming pool.
a go
b to be going
c to have gone
5. My friends are happy journals every day.
a to be given
b to have given
c to be giving
6. They waited for the article .
a to translate
b to be translating
c to be translated
7. She doesn’t suppose him so many mistakes yesterday.
a to be making
b to have made
c to make
8. Philosophy is philosophical notions.
a to be studying
b to study
c to have studied
9. The invention of computer can at the lessons of foreign languages.
a to use
b to be used
c be used
10. Searching for new data helps students in foreign languages.
a to do well
b to be done well
c do well
11. My mother wants me today.
a to have been gone
b to be going
c to go to the library
12. Have you ever seen her disco.
a dance
b to be dancing
c to dance
13. I suppose her my advice.
a to have been followed
b to be followed
c to have followed
14. My mother made me the sandwich.
a eat
b to be eating
c to have eaten
15. My parents are glad journals every day.
a to be brought
b to have been bringing
c to be bringing
16. They seem in that room now.
a to sleep
b to have slept
c to be sleeping
17. She doesn`t seem the law last year.
a to be breaking
b to have broken
c to break
18. Papers happen every day.
a to be translating
b to be translated
c to have translated
19. They are likely dictionaries during the test.
a to have used
b to be used
c to use
20. My sister is sure in touch with Liza.
a to have been kept
b to be kept
c to keep
2. The switches, like the cores, are capable of being in one or two possible states, that is, on or off; magnetized or demagnetized.
3. The machine is capable of storing and manipulating numbers, letters, and characters (symbols).
4. The basic idea of a computer is that we can make the machine do what we want by inputting signals that turn certain switches on and turn others off, or magnetize or do not magnetize the cores.
5. The basic job of computers is processing of information. For this reason computers can be defined as devices which accept information in the form of instructions, called a program, and characters, called data, perform mathematical and / or logical operations on the information, and then supply results of these operations.
6. The program, or part of it, which tells the computers what to do and the data, which provide the information needed to solve the problem, are kept inside the computer in a place called memory.
7. The program, or part of it, which tells the computers what to do and the data, which provide the information needed to solve the problem, are kept inside the computer in a place called memory.
2. She has just passed her exam.
3. Milk contains a lot of vitamins.
4. She is having a party at the moment.
5. The film starts at 11 o'clock.
6. My mother has written two books this year.
7. John and Norma have been married for 20 years.
8. He drinks a liter of milk every day.
9. How long have you been working for this company?
10. My aunt lives in Tokyo.