By the time i got to class,my Englishi teacher had already started teachig这句话中的by the time等于when吗?为什么?

by the time she got to The film （）（begin）by the time I got to the cinema 动词填空 by the time i got to the bus stop,the bus_ already_（leave） By the time I got to the bus stop,the bus___a ready ____ (leave) By the time I got to the theatre ,the play _(bagin ) 急 By the time I got to school,the second class___By the time I got to school,the second class_______(be)over ( by ) the time I got to the bus stop .the bus had already left.为什么要用by? By the time I got to the bus stop,the bus alreadyA had leftB leftC have left D leaves 词的适当形式填空 By the time I got to the cinema, the film ________________ (begin)快啊. time,i,the,had,by,got,gone,airport,the,already,to,plane,the连词成句,起急 By the time i got to class,my Englishi teacher had already started teachig这句话中的by the time等于when吗?为什么? by the time I got outside,与when I got outside 的 区别 ___the bus left ____by the time I got to the bus stop.the bus had alreadly left by the time i got to the bus stop.改为一般疑问句 By the time I got outside,the bus had already leftBy the time在By the time I got outside,做的是什么成分 In the office i never seem to have time until after 5:30 p.m by time many people have got time正确语序是什么 the got to school 10 minutes earlier than i did.（改为同义句） by the time i () at school,the () althe () already to school. By the time I got to school,the students were already taking the test .1.By the time I took a shower,____ ______________________ _.2.By the time I ate dinner,__ ________________________ ___.3.When I got on the bus,I saw that __ ______________________ i o____ and by the time i got up my brother had gotten in the