Как написать письмо не знакомому человеку по работе по

Начни так:Hello, my name is , I'll be glad to meet you

1)Yesterday at the meeting 3 managers decided to invest a lot of money in Engineering.
1. Did three managers decide to invest a lot of money in Engineering at the meeting yesterday?
 2. When did they decide to invest a lot of money in Engineering?
3 Yesterday at the meeting 3 managers decided to invest a lot of money in Engineering, didn’t they?
4 Yesterday at the meeting 3 managers decided to invest a lot of money in Engineering or automobile business?  

2) All the workers of this factory are at the conference now.
1.    Are all the workers of this factory at the conference now?
2.    Where are all the workers of this factory now?
3.    All the workers of this factory are at the conference now, aren’t they?
4.    All the workers of this factory are at the conference or at the concert now?

14. Mark's mother watches as he writes an essay. 15. Mark writes an essay for two hours. 16. Mark wrote for five essays in this month. 17. Last year Mark also wrote essays. 18. Mark wrote an essay when he arrived. 19. Mark wrote an essay for a long time, when they came to his friends. 20. Mark has written an essay before his parents arrived. 21. By the end of the month, Mark wrote five works. 22. While the mother brand will plant the rose, he will write an essay. 23. By the time the parents of Mark will come home, he will write a composition for two hours.