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; S9 Q$ M1 k' `: |
5.39.217.76$ t/ R: q) s/ t
is it b??

roymak82

thanks

iii222

I think is C.
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3 F+ C) R0 L* A7 I5.39.217.76Since A & B will have no way to know, and D did not know the answer.
  H9 j3 _( q1 jtvb now,tvbnow,bttvb" b# m/ b9 E1 Z8 D
This is a tough question for grade 1.  
4 ~8 i$ B5 Z& ?6 x8 wtvb now,tvbnow,bttvb
' i. |1 C% W( F' }+ Y3 s5.39.217.76I most likely cannot answer it within 5 minutes when I was that young.tvb now,tvbnow,bttvb) I$ S% I' y9 P1 I8 z2 [

7 e+ i4 b# G  M! XTVBNOW 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。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" ^_^5.39.217.76% J% _. e, n& k: @8 a. R  q1 k& Y
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偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則