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 5.39.217.77:88981 o: {! G3 n; @% X' ^# V6 Q
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is it b??

roymak82

thanks

iii222

I think is C.TVBNOW 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。' r, o. {, W1 O' \" b+ t% J

) U) h) J. T; `TVBNOW 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.
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+ D2 @& H  D( I! s# K3 iThis is a tough question for grade 1.  tvb now,tvbnow,bttvb6 G  M- ^! L) M1 v2 m# H
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I most likely cannot answer it within 5 minutes when I was that young.
' Q* m; K% ]- @0 l- l* M公仔箱論壇TVBNOW 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。) E' q( E5 F4 Z6 K+ C' H
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" ^_^5.39.217.77:88986 r! n( h* i8 m- W( {# [

( I' g. D7 h- O' v% B5 V' G0 Ptvb now,tvbnow,bttvb偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則