A:3.3×1025
B:3.3×1024
C:7.5×1023
D:7.5×1022
①然而,繁华盛景背后的旧制度却已是风烛残年、百孔千疮。
②德国总理默克尔赠给了中国贵宾的一幅古老地图,在无数国人心中激起波澜。
③在当时已经踏上现代化之路的欧洲人眼里,君权专制的中华帝国“翻来覆去只是一座雄伟的废墟”。
④那幅绘于乾隆年间的中国地图,刻画的是中国封建史上最后一个辉煌的年代。
一个成功的人必须具备许多品质,而首先要具备的品质是( )
If someone is lost in a forest( 森林 ), he needs only study the trees around him carefully to find his way. On this half of the earth, he will find that the side of the tree with the most leaves and branches(树枝 ) is the south side. Also, by checking the tops of the trees, he will find that they lean(倾斜 ) to the south too. Another sign( 标志物) for him to know where he is going is found in the bark.( 树皮) That is brighter on the south side.The remanining(树桩 ) of a cut tree is also a finder, for its rings can give him another sign. The rings will be thinner on the south side and thicker on the north side.One more sign: some very small plants grow at the foot of a tree and they point to the north.