__arriving home,I changed my mind.A.AtB.AsC.OnD.About为什么表伴随就用ON?

__arriving home,I changed my mind.A.AtB.AsC.OnD.About为什么表伴随就用ON? ch[i]>'0'&&ch[i]'0'&&ch[i] chāi chū 是什么词语 while(ch!=' ') while(ch!=' '){str[i]=ch;ch=getch();i++;} ch = xx[i][j] 2,6--二甲基-4-乙基辛烷的结构简式怎么写我现在只知道@@@--@@@--@@@--@@@--@@@--@@@--@@@--@@@ I I ICH2 C2H5 CH3然后主链中的CH几怎么确定@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@CH?--CH?--CH?--CH?--CH?--CH?--CH?--CH?@@@C ⑶ ①chā ②chà ③chāi ④cī I go home还是I get home? 差 [chài]怎么组词? ch,wh,i可以组成的单词 (ch[i-1]'Z'啥意思? I AM GO HOME I AM GO HOME i'm go home I ran to home. I like going home i didnt go home 英语翻译hate i hate this time i hate what i am now i said this time i can not stand why did it hate cry girl be brave please dad ,i want to go home be addicted to your lovely leave away.i want to die hate this time hate this word i try hard to ch