УМОЛЯЮ ПОМОГИТЕ ПОЖАЛУЙСТА ** ЗАВТРА ОЧЕНЬ СРОЧНО!!!!!! use the Past Perfect Continuous...

Question

УМОЛЯЮ ПОМОГИТЕ ПОЖАЛУЙСТА НА ЗАВТРА ОЧЕНЬ СРОЧНО!!!!!!
use the Past Perfect Continuous and the Past Simple to form complete sentences.
did you know7
1. Leonardo da Vinci/invent and paint for the King of France/before/dia in 1519
2. Wolhelm Roentgen/experiment with electricity/when/discover x-rays
3.Ancient Greek scientist Archimedes/work/maths problem/when/discover solutio in bath
4. Before Russia chemist Dimitri Mendeleev/become famous around the world/work as a university professor/some years
5. Albert Einstein/go to school/Munich/three months/before/more/Italy

Answer 1

1. Leonardo da Vinci had been inventing  and painting for the King of Francebefore he died in 1519.
2. Wolhelm Roentgen had been experimenting with electricitywhen he discovered  x-rays.
3. Ancient Greek scientist Archimedeshad been working on Math problems when when he discovered solution in bath.
4. Before Russia chemist Dimitri Mendeleev became famous around the world he had been working as a university professor for some years.
5. Albert Einstein had been going to school in Munich for three months before he moved to Italy.