с английским! Исправьте ошибки в некоторых предложениях.

If space technology 1(had been) more advanced, humans could have settled in space decades ago. They could 2(have founded) colonies on other planets if natural conditions there 3(had been) suitable for sustaining life. People 4(could inhabit) space stations there 5(were) it no for need to send regular and costly supply expeditions here. They 6(can) be using mineral resources from space bodies if they 7(had not worked) out a way to deliver the resources to Earth. If people 8(were less) united on Earth, they 9(would be more) cooperative in space programmes and 10(would have advanced) a lot more in their achievements. We would have learned how to stop global warming. We would 12(have been stopping) ozone windows from growing in the atmosphere decades earlier. We 13(would) pollute the Earth with rubbish. Finally, we 14(would) consider the Earth our home.

Много людей в Англии едят сандвичи на ланч. Существует множество магазинов с сандвичами в Лондоне. Вы можете купить любые сорта сандвичей в этих магазинах. Вы можете взять мясной сандвич, салатный сандвич или мясной-и-салатный сандвич. Вы даже можете купить фруктовый сандвич. Каждый сандвич состоит из двух тонких ломтиков хлеба. Вы намазываете масло и кладёте мясо между двумя ломтиками. Многим иностранцам не нравятся Английские сандвичи. Им больше по душе сандвичи, которые мы зовем роллами. Некоторым иностранцам также не нравится Английский чай. Он очень крепкий. Мы делаем его в чайнике. Англичане пьют много чая.

I do shopping once a month and my favourite shopping centre is «Gorizont». It takes me 3 hours to buy necessary goods. There are a lot of different shops and two department stores : «Ashan» and «Hoff».In the shopping centre «Gorisont» we can visit cinema,cafeteries,information desks. It has a car park. This shopping centre offer free charges such as shopping trolleys and baskets, recreation areas, special facilities for the eldery and disabled.We •can buy clothes, sportswear, footwear,comsetics and perfume,books,hi-fi,toys and many other goods in the shops.At first customers usually look about and they can ask shop assistant for help. Then they choose the right size, model, colour of a thing, try a thing on, find out the price.Finally make a purchase.Customers can pay cash or by credit card.Shop assistants must be polite with customers.Shop assistan asks customer if he can help,helps to choose the right thing,shows where the fitting rooms are,leads to the cash desk,accepts customer`s payment and ,of course,gives customer change,reciept and purchase.In shops,which sell expensive goods,for example furniture or hi-fi,customers can make purchase in credit. There are many big and modern shopping centres in our city, where people can combine shopping with leisure.

Немного исправь по смыслу и можно поменять названия.