Which of the following would be the best title for this passage() A: A Valuable Metal—Gold B: Looking for Gold C: Jewelry and Coins D: What is Karat
Which of the following would be the best title for this passage() A: A Valuable Metal—Gold B: Looking for Gold C: Jewelry and Coins D: What is Karat
（ ）是指黄金和其他金属熔炼在一起后的合金，英文称为Karat Gold，简称“K-gold”或“K金”，是以金为主体的合金。 A: K金 B: 黄金 C: 铂金 D: 银
（ ）是指黄金和其他金属熔炼在一起后的合金，英文称为Karat Gold，简称“K-gold”或“K金”，是以金为主体的合金。 A: K金 B: 黄金 C: 铂金 D: 银
Which of the following statements best captures the main idea of this passage() A: Although gold is very valuable, it is also very expensive. B: Gold jewelry is stamped with its karat weight. C: Gold jewelry is made using alloys. D: Colored gold is more valuable than white gold.
Which of the following statements best captures the main idea of this passage() A: Although gold is very valuable, it is also very expensive. B: Gold jewelry is stamped with its karat weight. C: Gold jewelry is made using alloys. D: Colored gold is more valuable than white gold.
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