相關usedtobe的文學知識

問題詳情：There       someoldandlowhousesinthevillage. A．usedtobe     B．wereusedtobeC．usestobe      D．usedtobehaving【回答】A知識點：動詞和動詞短語題型：選擇題...

問題詳情：TheLostRulesofEtiquetteEtiquette,orgoodmanners,usedtobethegluethatheldsocietytogether._16_Sadly,thesedaysithasmostlygonebythelistisseveralbestrulesofetiquettethathavenowdisappeared.OpeningtheD...