• 2018.01.10
    星期三

Break time﹕Metal

[2018.01.10] 發表

【明報專訊】Across

1. Rare-earth metals (稀土金屬) are a group of elements that is now widely used in making _ _ _ _ _ _ _ (數碼) gadgets such as smartphones and computers.

3. It is believed that around 80% of earth's _ _ _ _ (金) is still buried underground.

5. Metals are limited and thus it should be recycled. In Hong Kong, you can put aluminum cans(鋁罐) in _ _ _ _ _ _ recycling bins.

Down

2. _ _ _ _ _ _ (合金) are materials made by mixing metals with other substances, or mixing two or more metals to give the material a more desirable characteristics such as heat resistance or strength.

4. _ _ _ _ _ _ (銅) is one of the oldest metals used by humans. It is strong enough for making weapons and tools.

(Answers on next text)

■Glossary

element (n) 化學元素

bury (v) 埋藏

desirable (adj) 令人滿意的

resistance (n) 抵抗力

[Smarties' Power English 第204期]

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