翻译By the time he comes,I'll have left.( By the time he came,

翻译By the time he comes,I'll have left.( By the time he came, I will have left for America by the time he arrives we ----- this experiment by the time he comes By the time he comes,we __half of it. I wondered if that last time he came by had been the last I' by the time he______,i will have left 选择题 he had left by the time I got there.的意思 Mary told me that he had left by the time i got there的意思 by the time he finishes the part-time job,he will have gain i shall have finished the job by the time he returns from wo He left at ten.（by the time I got there作时间状语改写句子） He ____ __ 英语问题：在特定的情景中,为什么by which time可以改成by the time when he came ba