I didn't know when they （ ） for beijing

I didn't know when they （ ） for beijing didn't they know that i will not be in beijing next timedidn I didn't know when they____again. I didn't know when they ____ again.A.came B.were coming C.ha 英语翻译（二）I didn’t do any homework for two weeks.I didn’t know 英语填空题1.I didn't know if my father ( )goes to beijing for a v I didn't know when I would start.(同意句) I didn’t know 英语34.I didn’t know when they________ again. i didn't know they would go to Japan I didn’t know how would they go to london. when they leave for beijing