改成I know that my turn have come

改成I know that my turn have come I knew that my turn had come. I knew that my turn had come为什么用knew knew that my turn had come I knew that my turn had come我知道这次该轮到我了!my turn是什么意识 Twenty people had already left .I knew that my turn had come I knew that my turn had come.这句话怎样理解 i kenw that my turn had come为什么不用had to ? my brother won't have lunch until I come back.改成同意句. However,I know that I have to improve my English,so I've sta i know that i have to improve my english是什么从句? Now I know that I have been in unrequited love my own 中文怎么写