since/by/before the time he was worked as a translator.具体说下其他两个。

since/by/before the time he was worked as a translator.具体说下其他两个。 Several weeks had gone by __ I realized the picture was missing.应该填since,before?why? A.as B.before C.since D.afterSeveral week had gone by ________ I realized the painting was missing. Several weeks had gone by ______ I realized the painting was missing.a、as b、 before c、 since d、 that这题选b,为什么连接词之前有个by? The bus hit the huge stone by the road heavily _____ he could stop itA after B since C before D until what (happen)to you before the police arrivedhis family (not hear)from him since he went to Americahow many awards ( ) juliet()(get)by the end of2008 Several weeks had gone by ________ realized the painting was missing.A.as B.before C.since D .w此题是哪一年的高考题 Several weeks had gone by ___I realized the paining was missing .6.Several weeks had gone by _b_ I realized the painting was missing.a、as b、 before c、 since d、 that 为什么选b 现完练习.He has stayed home since the day before yesterdayHe has stayed home since the day before yesterday.the day before yesterday划线部分提问 过去完成时时间状语区别,by the end of,by,before The seven-year-old girl had lerant about 20 English songs______. A.since last year B.last yearC.before last yearD.by the end of last year求速度,还有理由 at/in/on/since/by the end of 的区别 He has stayed in bed since the day before yesterday.(划线提问） __ __ has he stayed in bed?划线：since the day before yesterday 几道英语选择 Were filming by the lake____we saw a small boat coming towards usa since b after c when d beforeMum ,l can't bear the pain lt won't be long ___the doctor comes a while b before c since d asEveryone should remain ___until the film f Since China will be the host for the 2008 Olympics next year,English is_____useful than before. by the time 与before 有何分别? 英语表时间介词用法像after,from,before,by,since,for,until这些介词怎么用啊, ____ that time he has worked as a translator.A since B by C before D at选什么 为什么