Английский язык. Болсуновская Л.М - 64 стр.

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66
more reactive and tarnished when exposed to the traces of sulfur in the air.
Pure silver is too soft and so it is usually alloyed with copper to increase its
hardness and durability. Silver is used for coins and for photographic film
because certain compounds of silver, such as silver bromide, reflect light.
Silver is the best conductor of electricity known.
1) Подберите русские и английские словосочетания.
1. metal a) жадность, скупость
2. greed b) убить
3. wealth c) шахта
4. murder d) метал
5. mine e) богатство
2) Найдите в каждом ряду слово, противоположное по значению
первому слову ряда.
1. similar a) simple b) silver c) different d) difficult
2. increase a) describe b) decrease c) deposit d) determine
3. ugly a) remarkable b) valuable c) malleable d) beautiful
4. soft a) hold b) hand c) hang d) hard
5. thin a) thin b) think c) thank d) thick
3) Вставьте пропущенное слово
1. Gold has been highly _____ for centuries.
2. First they conquered Mexico and ___________ its valuable treasures
3. At that time the new metal was regarded ____ more of a nuisance than of
value.
4. Gold is the most ____________ of all the metals.
5. Silver is _______________ gold in many ways.
4) Дайте краткие характеристики золота и серебра, пользуясь
таблицей
Metals Properties Uses
1. Gold
2. Silver

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