Rewrite the sentence so that the meaning doesn't change

Rewrite the sentence so that the meaning doesn't change
1. they have to repair the engine of the car .
-the engine of the car....
2 i haven't met her for a long time
-i didn't.....
3. he can't pass the examination
-he wishes......
4 how long have you learnt French?
-how long ago....
5 they will hold the meeting before May Day.
-the meeting ....