Many pure metals have little use because they are too soft, rust too easily, or have some other drawback.

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问题 Many pure metals have little use because they are too soft, rust too easily, or have some other drawback.

选项 A、property
B、additive
C、disadvantage
D、disparity

答案C

解析 drawback“缺点”与C项的disadvantage“缺点”意义一致。property“特性”;additive“添加物”;disparity“不同”。
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