Грамматика и лексика 1 прочитайте ниже текст. преобразуйте слова, напечатанные заглавными буквами в конце строк, обозначенных номерами 1 — 7 так, чтобы они грамматически соответствовали содержанию текста. заполните пропуски полученными словами. каждый пропуск соответствует отдельному . sifting through the sands of time when you are on the beach, you are stepping on ancient mountains, skeletons of marine animals, even tiny diamonds. sand provides a mineral treasure-trove, a record of geology's earth-changing processes. sand: as we play on it and as adults we relax on it. 1)child it is something we complain about when it gets in our food, and praise when it's moulded into castles. but we don't often look at it. if we did, we would discover an account of a geological past and a history of marine life that back thousands and in some cases millions of 2)go years. sand covers not just sea-shores, but also ocean beds, deserts and mountains. it is one of the substances on earth. and 3) common it is a major element that use - concrete is largely 4)man sand, while glass of little else. 5)make what exactly is sand? well, it is than fine dust. 6)large depending on its age and origin, a particular sand can consists of tiny pebbles or porous granules. its shape may have the shapes of stars or spirals, their edges jagged and smooth. they from the erosion of rocks or from the skeletons 7)come of marine organisms, which accumulate on the bottom of the oceans, or even from volcanic eruptions.

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