задание слева, а задание по типу примера справа.Не игнорируйте только

On Sunday we went an a day trip to London. It (was raining) when we (started) and a strong wind (was blowing). But when we (arrived), the rain had already (stopped) and only little white clouds (were flying) across the sky. We (were) sure we (would have) a wonderful day. And we (did). We (visited) the National Gallery and (felt) quite happy. After that we (saw) a colorful procession (walking) along the Mall. At 2 o'clock our group (was) in the Tower of London. There we (were told) a lot of legends: about the ravens who (live) there and about the kings and queens who (had lived) there. It had already (become) quite hot when we (left) the Tower. So, our teacher (lead) us to Hyde Park where we (found) some shady place and (watched) the ducks (floating) in the water.

1. The question is whether mechanical or physical separation methods have to be applied. 2. The classification of solids is known to be great importance in food industry. 3. The operation of mixing which may be used for a purpose or as an auxiliary operation have been considered. 4. To choose the equipment for a certain purpose all properties of the material to be processed are to be considered. 5. This mixer is provided with vertical as well as horizontal material displacement. 6. In some cases the purpose of mixing is to obtain a good contact between the materials to be mixed.
1. Вопрос заключается в том, должны ли применяться механические или физические методы разделения. 2. Мы знаем, что классификация твердых веществ имеет большое значение в пищевой промышленности. 3. Была рассмотрена операция смешивания, которая может использоваться для какой-либо цели или в качестве вс операции. 4. Чтобы выбрать оборудование для определенной цели, необходимо учитывать все свойства обрабатываемого материала. 5. Этот смеситель снабжён вертикальным и горизонтальным перемещением обрабатываемого материала. 6. В некоторых случаях целью смешивания является получение хорошего контакта между смешиваемыми материалами.