用所给词的适当形式填空。

1.I don't understand what they are saying because they speak too____(quick)．

2.Which watch is____(beautiful),this one or that one?

3.She is writing the letter      (careful).

4.-What's your father?  

-He is a____(cook)．

5.I feel      (comfort),because I am ill.

6.Everyone will       (send)their homework to the  teachers by email．

7.There      (be)a computer on every desk in the future．

8.I am going to____  (revise)for my test.

9.Planes will be very large so____(fly)will be very  cheap.

10.-Would you like to go to see the new film Hero?    

-That sounds       (interest)．

已知某公司的资本结构如下：普通股200万股，股本总额1000万元，公司债券600万元。现公司拟扩大资本规模，有两个备选方案：一是增发普通股50万股，每股发行价格为8元；二是平价发行公司债券400万元。假定公司债券年利率为10％，所得税税率为33％。要求：

计算两个方案的每股收益无差异点。