A:价值决定价格,左思的文章好,价值大,所以洛阳纸贵
B:使用价值是价值的物质承担者,左思的立意可读性强,所以洛阳纸贵
C:左思的文章和洛阳纸是互补商品,左思的文章好,所以洛阳纸贵
D:供求影响价格,想要传抄左思文章的人多,所以洛阳纸贵
地球仪上所有的经线____,它的纬线____.
在以下生物中,与人类亲缘关系最近的是( )
Dear Lily,
How are you doing these days? I know your holiday is 1 week. You can come to Shanghai. Shanghai is very 2 and I always need (需要) a map here. Do you like 3 food? I can take you to 4 some great food. The 5 here are very good too. And you can 6 some good clothes. Do you know Disneyland (迪斯尼乐园)? I 7 it. It is a special world and it is 8 Let's go there. We can have great fun (乐趣) there. Oh, you don't need to take 9 clothes. You can come to my home to stay with me 10 wear my clothes.
Yours,
Daisy
下列图形中,不能由图形M经过一次平移或旋转得到的是( )
今年6月份我国进出口总额达2547.7亿美元,比去年同期增长39.2%,刷新2008年7月的历史记录,创历史新高。这是因为我国( )