Products which are made from dirts and are______high temperatures are known as ceramics.

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问题 Products which are made from dirts and are______high temperatures are known as ceramics.

选项 A、tempered in
B、subjected to
C、exposed to
D、baked in

答案B

解析 近义辨析。temper使金属回火后有适当韧度;be subjected to易遭受,使经历;exposeto使暴露在……下;bake烘焙,烤;在此意为:由泥土制成并经受高温后形成的产品被称为陶器。
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