trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:: p. P9 n! g# s& k
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咪就係話你醒過頭,所以吾會明其他人吾明D咩囉

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9 \4 ?. k+ q! ?5 r! x* b................................

guswan

Originally posted by trista_cheong at 2006-10-18 16:10:
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# l  E( {0 O# M  o李天命d 書聽聞非常正

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! H+ Q! P! G8 v1 w# z: ]睇晒李天命都只得7分..............

pigcat

9分ja~~

trista_cheong

Originally posted by guswan at 2006-10-18 10:26 PM:  s# m8 A/ G/ h2 _5 D

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睇晒李天命都只得7分..............

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" k. d# D, h# z, U8 Z6 W7 分好多ga la wor 你仲想點?

Chingy

0-13分者为优秀（上限10％）；14－19分者为良好（20％）；20－25分者为中等（30％）；26－48分者为不佳（下限40％）。你的分数是13分，属于优秀。5 ~9 E% J, h- w( R

# \& Q, r! c( I6 i$ v% Lfirst time do it...not a bad grade& j/ V- ]  T% d. Q* _0 @* S
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[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens' V3 p: l, I2 g; M6 H; F  u
P --> Q, 因為 P  所以 Q: O0 g4 ~( N# r: t' `# n; T+ t$ C0 `

. \5 {) p( x( N9 u. r3 j* GModus tollendo tollens
* q( i# ]* k% K- [: |9 X$ t. o% vP --> Q, 取得 ~P  所以 ~Q
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Disjunctive syllogism! j3 x$ _, V& r4 i  N9 W
P or Q, 取得 ~P  所以 Q
8 c1 ~1 [; b; ]0 wP or Q, 取得 ~Q  所以 P
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Conjunctive syllogism
& h, i$ Z) m1 P# _5 C* ~- v~(P & Q), 取得 P  所以 ~Q
+ N% w5 V8 I2 X( q- y" v~(P & Q), 取得 Q  所以 ~P: _5 n# h; f- {) b8 ?0 Q

7 ^" a, @/ m9 S3 H" KHypothetical syllogism" C4 E1 \. U9 i1 Y
P --> Q, 取得 Q --> R  所以 P --> R
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De Morgan's theorem- k7 ^0 o3 J' V1 L0 u
~(P & Q)  所以 ~P or ~Q  \% D, ^! P. Y( f
~(P or Q)  所以 ~P & ~Q