Перевести предложения в Present Perfect Continuous Tense: 1) Animals (keep) in zoos for 5 years already. 2) Toxic fumes (get) into water, soil, air since this factory operation. 3) Acid rain (continue) for an hour already. 4) The winds (blow) the poluted clouds since morning already. 5) I (teach) the cycle of life for 2 hours already.

Вот перевод предложений в Present Perfect Continuous Tense:

Animals have been kept in zoos for 5 years already.

Toxic fumes have been getting into water, soil, air since this factory operation.

Acid rain has been continuing for an hour already.

The winds have been blowing the poluted clouds since morning already.

I have been teaching the cycle of life for 2 hours already.