October 2021 1 17 Report
6. Закончите предложения , выбрав соответствующий вариант окончания:

There are some different groups of metals, such as:
1. Light metals:.... a) iron, copper, zinc
2. Common metals:.... b) silver, gold, platinum
3. Precious metals:... c) aluminum, beryllium, titanium
Nonmetals are .... a) carbon, silicon, sulphur
b) aluminum, beryllium, titanium
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