By this time,a Lancaster bomber in reasonable coindition was rare and worth rescuing最后rescue为什么是ing 形式,如果说是be worth doing,那么be动词在哪里,只有一个worth doing啊,这到底是怎么理解

this time by this by this time 是什么意思在by this time,a Lancaster bomber in reasonable condition was rare and worth rescuing.中,by this time是什么意思?by this time 还有什么意思吗?over the years是什么意思? by this time、by that time、at this（that?） time、since then 的区别 英语考试选择题,请问选哪个,为什么?2.The Greens will move into the new house next Monday,_____ it will be completely finished.A by the time B by which time C by that time D by this time When Time goes by,this will be a part of your life.什么意识 They will move into the new house next Friday,_______ it will be completely furnished.A.by the timeB.by which timeC.by that timeD.by this time The Smiths will move into this new house next Saturday;----it will be completely finished.A.by that time B.by which time C.on the time D.by such time 就这么一题 请问这里的By no means 为什么不倒装?By no means to her parents.A.this is the first time has she liedB.this is the first time does she tell a lieC.is this the first time she has liedD.is this the first time she was lying我选的A,不明白 by no means用在句首用倒装吗,这道题为什么不用倒装By no means——— to her parents.A.this is the first time has she liedB.this is the first time does she tell a lieC.is this the first time she has liedD.is this the first time she w By this time tomorrow we___this machine,A.have repairedB.shaii have repairedC.will repairD.are going to repair By the time this talk is over, we are learning a lot of about the learnt.翻译一下,谢谢 I just caught the first bus ( ) time this morning?A.in B.on C.at D.by there is always a lot of t( ) at this time of day.you 'd better go by bike. The audience was really worked ____ by this time.A) out (B) over (C) on (D) up分别解释为什么? at this time ,by this time 有什么区别么?意思是什么? by this time next year 是啥意思? “Pig wife,this time I really may be by your Mark was a student at this university from 1999 to 2003,____ ,he studied very hard and was made Chairman of the Students' Union.A.during which time B.for which time C.during whose time D.by that time