площадь треугольника равна 20.48 см высота 6.4 см. Найдите основание этого треугольника

слово "це" какая часть речи.

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They owe a lot of money to the bank.
You can buy videos like this one anywhere.
Someone has to write the history of the European Community one day.
Someone may have already written the history of the European Community.
When we arrived home, we found that someone had broken one of our windows.
They have sold their car to pay their debts.
The manager always welcomes new employees.
They are building a new supermarket near the church.
They fought the battle in i623.
Someone was cleaning the windows while I was there.
Someone has moved my desk!
They are taking the refugees to a camp outside the village.
Someone has singed all the documents before I arrived.
They were questioning us and searching our vehicle at the same time.
They will post our letters when the ship arrives at the next port of call.
They are opening the case again because they’re not satisfied with the verdict.
Have you changed anything?
How soon will they repeat that TV program?
Have you prepared all the documents?
Have the tested all the machines?

 What are they building over their?

Сomplete the conversation.Use the correct form of the first conditional.

A.How are you going to get to the cinema this afternoon?

B.By car.If we(1 be)____ready to leave at 2.30,my mum(2 drive)_______us there.

A.What about Peter?

B.Well,if he (3 arrive)_____before 2.30,he(4 come)_____with us.But we (5 not wait)_____for him if he(6 be)____late.

Of course he'll be late!He's always late.We'll,l've told him he has to get organized.He(7 not have)_______time to get to the cinema unless he(8 come)______in the car with us.And he(9 not be)_____very happy if he(10 miss)_____the film.No,he won't!Помогите плиз...срочно..конт...