何谓误触电？

32．----Poor Steve! I could hardly recognize him just now!

----_________, He has changed so much.

A．Never mind

B．No problem

C．Not at all

D．Me neither

根据要求完成句子。

1. hat, his, have, sister, does, a, red (连词成句)

    _________________?

2. What can I do for you? (改为同义句)

    Can I _____ _____?

3. What's the price of this ruler? (改为同义句)

    _____ _____ is this ruler?

4. Can I look at this photo? (改为同义句)

    Can I _____ a _____ _____ this photo?

5. Mrs Green sells two books to Paul. (改为同义句)

    Paul _____ two books _____ Mrs Green.

下列哪一项不是眩晕治标之法 （）

A.熄风

B.清火

C.化痰

D.疏散外邪

E.潜阳

独立重复投掷一枚骰子n次，各种点数实际出现次数的频数分布列如下表。现要检验骰子是否均匀。请写出原假设、备择假设、检验统计量、检验统计量的分布（包括分布的自由度）。

下列常具有裂理的矿物为（）。

A.石英

B.萤石

C.磁铁矿

D.黄铁矿