Ответьте на вопрос: why is there a past verb form in the sentence? вот это предложение: how i wish i could live somewhere in the countryside

почему  в этом предложении  глагол в прошедшем времени?

 

could  употребляется в дополнительном придаточном предложении (после глагола  to wishжелать) для обозначения нереального , желаемого действия в сослагательном наклонении, относящегося к настоящему или будущему времени.

how i wish i could live somewhere in the countryside

как  я хотела бы жить где-нибудь в деревне.

Перевод           the living world is in dangeryou've never seen a dodo. your friends and teachers have never seen a dodo. your grandparents never saw a dodo. the last of these large birds that couldn't fly died many years ago. now it is extinct we even say "as dead as dodo" which means not that other, as "down and out". your great-grandparents might have seen a passenger pigeon: the last one died in 1914. many other species of threatened fish, reptiles, insects, birds, mammals — may disappear before you have children. the reason is man that kills animals and destroys their habitats. but not only animals are in danger. the plants, too. worldwide more than nine million square kilometers of forests. that's a lot of trees and many different kinds of trees, but they disappear quickly. every day we use paper and cardboard, both made of wood. we use different types of wood "for furniture production" in other areas. every year more than one hundred thousand square kilometers of forest is destroyed for a variety of purposes and a lot of forests so damaged that it is unlikely will be able to recover. if we continue in the same spirit, by that time, when you become as old as your grandparents are now all the forests on earth can be destroyed, including tropical forests of south america, africa and asia. the huge forests help to control global weather and create a lot of oxygen in the air. there are many diseases that we still can't treat. there are old diseases, such as cancer, and new ones such as "aids". may be the medicine we need will be discovered in wild plants in savannas, deserts or rainforests. if we destroy these places, we will never find the drug. so you see that not only children need a healthy space to live and grow. if we want our life to be healthy and interesting, many other creatures and plants also need spa

1) 18 * 8= 144 (км) за 8 часов 2) 18 + 6 = 24 (км/ч) если скорость увеличится 3) 144 : 24 = 6 (ч) ответ: за 6 часов он преодолеет это расстояние             путь              время          скорость 1          ? км                8 ч                18 км/ч 2          ? км                ? ч              на 6 км/ч б.