Could you tell me 后的一般疑问句要不要用if

Could you tell me 后的一般疑问句要不要用if Could you tell me可以加一般疑问句么 宾语从句中Could引导的疑问句后面动词原型例如Could you tell me if they can get th Could you tell me if tomorrow? Could you tell me if it _____tomorrow? 最后一句. 用Could you tell me造一句疑问句引导的宾语从句 could you tell me if there are __ restrooms?后的宾语从句中用some还是an could you tell me what to do it可以吗?那个it要不要加, Could you tell me if there is当中是if怎么用 could you tell me() Could you tell me -------------? Could you tell me()?