я не могу решить этот пример даб много за правильный ответ

1. in 1995 java was licensed by netscape for use in their internet browser, navigator. 2. basic has been extended by microsoft in its visual basic product. 3. perl was developed by lary wall in 1987. 4. specific problems are not solved by systems software. 5. in the last ten years, speed trap units have been installed by police on many busy roads.

emma, spends every school vacation in scotlandэмма, проводит каждые школьные каникулы в шотландии

  5  предложениe

the university of california and the state university of new york are two examples of such public schools.

2. was меняем на has

3. is be меняем на was

4. ate меняем на eaten

5. being меняем на be

6. is playing меняем на is being played

7. by меняем на with

8. writting меняем на written

; )