when finished,the knot looks identical from both the front and back.这句话没有错,但是我想问这里的finished能用being finished代替吗?现在分词不是可以引导状语从句?

the meeting began when they finished their work同义the meeting has()()()they finished their work come back when you have finished the haitian gang missions Come back when you have finished the Biker gong missions come bacR when you have finished the haitian gang missions, when have they finished the work 时态哪里不对 英语翻译：When finished,the book will probably have 500 pages. She had finished writing the letter when I went in. When I ___ on the TV,it had finished already. It will come to an end when the lantern festival is finished中finished是啥词 英语翻译The drink is usually finished,though,when the plates from the main course are removed. finish or finished?When ____(finish),the book will probably have 500 pages.为什么不是it finish 而是 finished You shall borrow the book when I have finished reading it为什么要用have finished,这里是有什么语法呢,finished不可以吗 When you ________ the furniture ,tell me ,please.A.will finish moving B.finished moving C.will have finished moving D.have finished moving I will go to see you when you finish/finished/have finished the course是哪个,为什么如果这里只给你finish/finished呢？是选一个 When you ________ the furniture ,tell me ,please. A.will finish moving B.finished moving C.will have finished moving D.have finished moving谁知道怎么做 David offered us a lift when he was leaving the office,but our word---?---,we declined the offer.A,not being finished B,not having finished C,had not been finished D,was not finished come back when you have finished the Biker gang missions什么意识 come back when you have finished the haitan gang missions是什么意思啊