запишите следующие предложения
1.в прошедшем времени
2.в будущем времени
и переведите на русский язык
-Correspondence is an important part of business.
-I m tired after the conference.
-All the questions are important.

Correspondence was an important part of business.
Correspondence will be important part of business.
I was tired after conference.
I will be tired after conference.
All the questions were important.
All the questions will be important.