before afterAfter we had finished the work,we went home.主句和从句都用过去时不就行了吗?如after we saw all the animals,we went home

before afterAfter we had finished the work,we went home.主句和从句都用过去时不就行了吗?如after we saw all the animals,we went home We have been good friends ( )we joined the same ping-pang team.A.after B.before C.since Duntil为什么不能用afterafter 前不能用完成时吗 before we say goodbye是什么意思? before we say goodbay是什么意思? We must think before we buy. 英语翻译We have a long ride before us.before What should we do before meals? We should clean our h[ ]before meals just one last dance ,before we say We should k____at the door before entering. Day Before We Went To War 歌词 .We've never seen ____a film before we have never seen ____art festival before We had never been there before翻译 We Chinese should be ()(creative) than before we have k___ each other before Before we knew it 怎么翻译? He said before we e_____ the school.