Составить ! 1 the first computer/. charles babbage/ designed/ in the 1820s. 2. to combine critical elements/ apple ii /applications./was the first microcomputer/ like keyboard, monitor, /operating system, /and desirable and useful 3. for multipurpose/ oss /evolved from need / computers. 4. had costly memory /os/2 (operating system/2) /version 1.0 introduced in 1987/ was developed by microsoft and ibm 1.0, / and disk requirements. 5. of windows/ windows for workgroups dos/ and earlier versions/ had no networking. 6. command/dos /has a text-mode / line /interface. 7. and multi-user systems./a portable / for mini-computers/ and mainframe computers/ operating system /supports timesharing 8. modeled on unix, / linux, / linus benedict torvalds, / it was written in the c language / was named for original developer,/ and begun in 1991 by torvalds and others/ as open-source for modern computers; / using gnu c compiler (gcc).
2) the girls' doll;
3) Rembrandt's works;
4) the baby's toy;
5) the employees' meeting;
6) those women's bags;
7) our boss's orders;
8) the children's books;
9) my parents'cottage;
10)her cousin's garage.
Упр. 2
1. My friend's room. 2. My friend's rooms. 3. My friends' room. 4. My friends' rooms. 5. This engineer's son. 6. Our factory's engineers. 7. Our teacher's daughter. 8. Those student's dictation. 9.Your economists' letters. 10. The seventh lesson's words. 11. These people's children. 12. Mary's friend. 13. Peter's letter.
Упр. 3
1) Kate and Mary's mother
2) My aunt Mary's children
3) Picasso and Dali's paintings
4) the commander-in-chief's gun
5) Ivan the Terrible's times (здесь не уверен)
6) The Minister of Foreign Trade's speech
7) The Herald Tribune's correspondent
8) my father's-in-law flat
9) Henry the Eighth's wives
10) Saudi Arabia's oil wells