I.
1. It isn't necessary for her to shout.
-> She ...
2. It is necessary for you to repair that old typewrite.
-> You ...
3. It isn't necessary to make an appointment to see the bank manager .
-> You ...
II.
1. We spent 2 hours watering the flowers.
-> It took ...
2. It takes me 15 minutes to go to school by bike
-> I spend ...
3. It took him a year to study English
-> Ha spent ...
4. It took her 2 hours to type this document
-> She spent ...
5. We spent 5 hours getting to London
-> It took ...
III.
1. He has been working in this factory for 15 years.
-> He started ...
2. He stanted to learn English eight years ago.
-> He ...
3. We have been learning English for one years.
-> We began ...
4. I have been studying business administration in London for 2 years
-> I began ...
5. We started working on this project a year ago
-> We have ...