1)He had changed the oil before they started to work. - Он сменил масло, прежде чем они приступили к работе.
2). Recently some new types of farm machinery have been designed. В последнее время были разработаны некоторые новые виды сельскохозяйственной техники.
3). Agricultural machinery production in recent years is impressive. - Сельскохозяйственное производство машин в последние годы впечатляет.
4. Yesterday I was repairing this seed drill all day long. - Вчера я весь день ремонтировал сеялку.
5). I can’t help you right now, I am checking the hydraulic system pressure. - Я не могу помочь вам прямо сейчас, я проверяю давление гидравлической системы.
Ответ:
1.There was
2.There were
3.There were
4.There was
5.There were
Объяснение:
There was-используется с ед.ч
There were-используется с мн.ч
1)runs
2)live
3)give
4)weighs
5)sleep
6)has
7)taste
8)moves
9)eats
10)keep
1) I am to look forward to summer .
2) My grades to depend on my knowledge.
3) I was so pleased to hear of your success.
4) We all pretended to be all surprised at that.
5) You were right to insist on our coming.
6) We tend to be afraid of things we don't know.
I don't study at Samara State University of Economics
Do you study at Samara State......?
Does he work for an international company?
He does not work for an international company
Do we always have a few Skype calls in the first part of the day?
We don't have a few Skype calls..........
Does it usually take her 20 minutes to get to work?
It does not take her 20 minutes..............
Does our company produce high-quality equipment for oil industry?
Our company does not produce high-quality equipment..............