howardc888

Answer is C.  Many people already explained it.  :)

susu_nel

D应该先答对。D可以看见B,C是什么颜色，他就会有1/2机会答对

我是步惊云

interesting questions

kammandang

1# wasimasterQ 公仔箱論壇! b# \- ?& {9 y
7 n8 s+ N% F% y! O5 A% l( w
is it b??

roymak82

thanks

iii222

I think is C.
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" d9 }: K" M+ F) W% W# MTVBNOW 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。Since A & B will have no way to know, and D did not know the answer.
+ s; v, R0 z8 X* U: j! d5.39.217.77:88983 T: E- s% y+ E5 a
This is a tough question for grade 1.  
# M# ]8 W7 w* ]0 Q: G3 ]* F公仔箱論壇5.39.217.77:8898$ H7 ~8 U% R8 Y# X
I most likely cannot answer it within 5 minutes when I was that young.tvb now,tvbnow,bttvb2 H" ~7 l& Z* n3 S* ~/ {& l
tvb now,tvbnow,bttvb. i, I5 {" v& S% `2 A/ R9 \; `$ v
Wow, really enjoy this question.  Thank you for sharing.

mirrorabc

Thanks for sharing

GN2160659

thanks for sharing

greenland

answer pls...

wa929

thanks for good question

edwin_8888

thank for sharing

24456430

看不到图片，做不了题目

shijin

總覺得這類型的題目 都是在考驗"邏輯思考" ^_^5.39.217.77:88984 ^- @- Y' S, V
tvb now,tvbnow,bttvb8 f3 I! J8 a7 F. P6 u* _
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則