Is it OK by Letter of credit as last time?

Is it OK by Letter of credit as last time? Is it OK by Letter of credit as last time? It's simple sum.can you work out which number is represented by the letter O and which is reprented It's a simple(简单的)sum(算术题).Can you work out which ( 哪一个)number is represented(代表)by the letter O and which is represented by the KK+ K_________________O KO=?K=? 英语计算题It's a simple(简单的)sum(算术题).Can you work out which ( 哪一个)number is represented(代表)by the letter O and which is represented by the KK+ K_________________O KO=?K=? it is ok歌词 it is ok歌词 Why is the letter A like 12 o'clock Because it is in the middle of ( ). Letter of credit is used exclusively by the buyer.It is a letter issued by the bank employed by...Letter of credit is used exclusively by the buyer.It is a letter issued by the bank employed by the buyer which authorizes the bearer to draw a stated a It is five o'clock by the blue watch. Thanks for your letter and your help怎么回答？A OK B Taht is rightC Taht is all rightD It is all right it is ok歌词 谢谢 it is Ok的问句 it is gonna be ok what letter is you? It is ? What letter is a drink?It is( ) Which letter is you?It is( ). What letter is like twelve o'clock?