阅读下列短文，从每小题所给的A、B、C、D四个选项中选出最佳选项。

     This week, I ask my students about fashion. I show each student seven things and ask their opinions(看法)about each thing. Some of their answers are interesting! Here is what the students in Class 8 like:

     Jodie Smith likes the key ring. Her friend Jordan says he can't stand (忍受)the scarf. “It's for old people!” He says. William Jones loves the wallet, and his classmate Gina Taylor loves the watch. Ann Rice doesn't like the watch, but she really likes the hair clip! Jerry Green likes the sunglasses. And the coolest thing is the belt! Everyone love it.

下图是1950﹣1970年主要资本主义国家经济年均增长统计图。由此我们可以得出的正确信息是（    ）

下列物质中，按单质、化合物、混合物的顺序排列的是（     ） ．