Rewrite the active sentences in the passive1?

1. - The company Mark & Spencer was created un 1894 (by Michael Marks and John Spencer).

- - - - - - - - - 2.

- Marks & Spencer departament stores has been opened in over forty countries since then (by the company).

- - - - - - - - - 3.

- Clothing, food and products for the home are sold (by Mark & Spencer).

- - - - - - - - - 4.

- The ammount of energy used in the stores is being reduced by twenty percent (by Marks & Spencer) - - - - - - - - - - - 5.

- A new range of organic cotton will be introduced in the future (by the stores).

- - - - - - - - - - - Los complementos agente van entre paréntesis por ser lo menos significativo de la frase en voz pasiva, no sé si te los exigen en clase o no por eso van así).