could you tell me that we will plant trees?这句话为什么不对?

could you tell me that we will plant trees?这句话为什么不对? when do we plant trees?could you tell me.两句合并为一句 could you tell me that he will come here soon这句话为什么错? We promise that we will plant more trees.(意思相同) Could you tell me how long the sports meeting will last?这句话有 I wonder that they will plant trees along the city park.这句话对 Could you give some suggestions for me?为什么不对这句话 想知道could you tell me where you live in?这个句子为什么不对 could you tell me if it will rain tomorrow if it __,we will could you please tell me when we will meet?【改为同意句】 Could you tell me when we will start our class meeting?（ 保持原 tell ,you ,when,leave ,we ,could ,me ,will(连词成句)