rhythm88

亏1元。。
& g8 G# A! w6 B/ n! TTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。原本是可以赚三元的，现在利润是两元，所以赚少了1元5.39.217.77:88983 Q: j+ T  b& @+ A( W: f8 W
accounting profit = $21 f/ i; t4 {1 a- ]6 c2 t( z# ~
but, economic profit = -$1

dennis_78

downloadso earn $2!!!

lever001

+2yuan9 I3 [' }; {# b7 U% r: h
-2yuan
+ L0 }8 ^. V, C$ m) \7 E, H" m2yuan

如夢

lets see

PeterCBWang

earned 2 dollars

skycity1

i like to know answer

siwang55

2蚊.....

JBao

so hai la u

5503170

究竟系几多啊

leebillb

2文罗

winwin1114

2 dollars

pcmcia

2 dollars ??

chiatsut8855

thanks

btoo416

$2 haha....