宾语从句时态Could you tell me which gate we (have/had) go to?选哪个?为什么?宾从的时态是怎么样的?这是虚拟语气吗?

Could you tell me-----后面接宾语从句时,宾语从句是否用过去时?比如说Could you tell me后面的宾语从句用现在时态,不用过去时态呗!也就是说：是Could you tell me where the school is 还是Could you tell me where t What‘s happening?Could you tell me?改宾语从句 宾语从句时态Could you tell me which gate we (have/had) go to?选哪个?为什么?宾从的时态是怎么样的?这是虚拟语气吗? 19.Where is the library?Could you tell me?(合并成宾语从句) Could you tell me the library 19.Where is the library?Could you tell me?(合并成宾语从句)Could you tell me the library 英语句子改为宾语从句Could you tell me?How can i get to the post office?(改为宾语从句) What do you think of london?（改为宾语从句） Could you tell me____?为什么 What do you think of London?（改为宾语从句）Could you tell me_? what will you speak at the metting和could you tell me 改为宾语从句 Where do you live?could you piease tell us.将此句合成宾语从句! Could you please tell me which is the way to the washroom?如何连成宾语从句?宾语从句考察连接词,时态,语序,上边的句子连起来应该是：Could you please tell me which is the way to the washroom?,我的疑问是后半句不是 Could you tell me?When will the meeting begin?改为宾语从句 Could you please tell me where the restrooms are是宾语从句吗? Could you tell me 与what is the matter 怎样合成宾语从句 could you tell me what he does?句子成分,其中what he does算宾语从句吗? 宾语从句改简单句 could you tell me when i should attend the opening ceremoney? Could you tell me how to get to the post office?是不是宾语从句 Could you tell me?What does spaceship look like?(合并为宾语从句） 宾语从句could you tell me how much do cabs cost对吗