Football is, I do think, the most favorite game in England. It is one of the important  1 to see. Rich and poor, young and old, one can see them. To a stranger, one of the most surprising things about football in England is the great  2  of the game which even the smallest boy seems to have. He can  3you the names of the players in most of the important teams; he has pictures of them and knows the  4  of Large numbers of matches. He will tell you who he hopes will  5  such a match, and his ideas about football are usually as good as those of men three or four times his age.

下列词语中划线字的注音完全正确的一项是（    ）

如图：白菜的数量是玉米的（  ）倍．

现有一瓶混有少量氯化钾的硝酸钾粉末，请参照如图KCl和KNO₃的溶解度曲线，回答下列问题：

（1）t℃时KCl的溶解度 ____KNO₃的溶解度（填“大于”“小于”或“等于”）．

（2）60℃时 ____gKNO₃溶于50g水中恰好形成饱和溶液．

（3）设计实验方案提纯KNO₃．

实验方案：在提纯混有少量氯化钾的硝酸钾时，先在较高温下将混合物溶于水中形成热的浓溶液，然后 ____，即有大量硝酸钾晶体析出，再进行 ____操作，即可分离得到较为纯净的硝酸钾晶体．

如图是由6个相同的小正方体搭成的几何体，那么这个几何体的俯视图是（     ）