Перефразировать,употребляя пассив:

10) We won't repeat that mistake in future.
11) A discussion will follow the lecture.
12) They are interviewing the delegates.
13) What are they building over there?
14) We were taping the lesson when you phoned

В баллоне вместимлстью V=6,5л находится газ массой m=13,4г под давлением 240 кПа. Рассчитайте среднюю квадратичную скорость молекул газа.

Характеристика невы, подскажите пожалуйста

напишите 6 предложений с частицами

Поставьте глагол в нужную форму.

1. You (to hear) anything?

I (to listen) hart, but i not (to hear) anything.

2. My brother (to smoke) a great deal.

3. Listen! the telephone (to ring).

4. It here is Peter? He (to have) his English lesson now.

5. I think that he always (to have) it at this hour.

6. Helen (to learn) English at the institute.

7. They (to discuss) an important qaestions.

8. My brother (to be) in the hospital.