Revision: use the required present or past forms in the following texts:

tom  (to whitewash)  the fence for some time when he  (to see)  jim coming out of the gate. jim  (to go)  to the town pump for-water. bringing water from the pump always  (to be)  hateful workj for tom, but it  (not to seem)  so now. tom  (to offer)  to fetch the: water instead of jim, but the latter  (to shake)  his head and  (fof  say)  that he  (to do)  this work so long that he  (to get)  used to it.  ​

1
Past Simple употребляется для обозначения действия, которое произошло в определенное время в и время совершения которого уже истекло.
2
2 группы глаголов
3
Правильные глаголы и неправильные глаголы.
4
формула образования Past Simple Tense правильных глаголов - V + -ed (глагол+окончание -ed)
5
to visit-visited, to want-wanted.
6
Формы Past Simple неправильных глаголов нужно знать наизусть.
7
to see-saw, to come-came, to say-said, to do-did.
8
Глагол to do может быть и смысловым (делать), и вс
9
Глагол to do в времени -  did. Перед подлежащим.
10
В начальной форме.
11
Перед смысловым глаголом.
12
Между вс глаголом did и смысловым глаголом (He did not go to school yesterday)
13
Past Simple Tense можно узнать по этим словам в предложении - yesterday, always, often, last year и т.д.

2 The company employs three hundred people. - Three hundred people are employed by the company. – Present indefinite passive  

3 B & K have built a new cinema complex near the airport.  - A new cinema complex has been built by B & K neat the airport. – Present perfect passive.  

4 John wrote the essay. The essay was written by John – past indef. Passive.  

5 The Mayor will open the new theatre this Sunday. This Sunday the new theatre will be opened by the Mayor – future indef. Passive.