New Words：

goods[ɡʊdz] n. 商品；货品；货物
oxygen [ˈɒksɪdʒən] n. 氧；氧气

Sample Sentences：

These goods are priced too high.
We get these goods from foreign countries.

She died from lack of oxygen.
No living things can live without oxygen.

lack [læk]
v.缺乏；没有；不足；短缺
n.缺乏；短缺；匮乏

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