正确答案: D

蒸馏水

题目：下列物质中属于纯净物的是

解析：D

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学习资料的答案和解析：

[单选题]28． From the second paragraph(段) ,we know the modern trains have_________ ．

comfortable seats and dining cars

解析：28．c[解析】从文章第二段最后一句可知．

[单选题]8．1 don't want to go ___________ a drive．

for

[单选题]25． Peter goes to bed at around __________ ．

9:15

解析：25．B【解析】nine fifteen是9点15分。