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 tvb now,tvbnow,bttvb+ ~' ~; Q, C( \* g4 F6 E1 h
tvb now,tvbnow,bttvb+ x# ^2 {' T0 T% N" u
is it b??

roymak82

thanks

iii222

I think is C.
6 D3 \  n. J+ m! |1 c公仔箱論壇
  ]+ ]' c& g/ R! `% f' NTVBNOW 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.
( r5 v5 f8 B, q8 a! {; w! @公仔箱論壇6 S/ D  u8 ^7 u0 [+ l; D  s% \+ z
This is a tough question for grade 1.  ! O* q+ d( ]( V! t

+ @5 C6 e/ T) t+ z; w6 TI most likely cannot answer it within 5 minutes when I was that young./ \2 C7 D( s0 s$ t0 s) N% g" f
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。8 {: E  l: l' w
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" ^_^
* J7 _3 A$ z1 e: W+ q4 b( u5.39.217.76
" }$ ~/ ^9 m8 I* v6 a7 K) q偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則