基本解釋過去常做某事英漢例句雙語例句Sth . be used to do sth.是固定詞組,意思是用來做某事。Perfomatives: are the sentences that did not state a fact or describe a state, and are not verifiable. But they are used by the speaker to do sth.既不是陳述事實(shí)也不是描寫狀態(tài),無法証實(shí),但被說話者用來做事的。blog.sina.com.cnused to do sth更多例句詞組短語短語used d to do sth 過去常常做某get used to do sth 過去常常做某事;被用來做某事sb used to do sth 某人過去常常做某事one used to do sth 某人過去經(jīng)常做某事be used to do sth 被用來做某事;被用來作某事;被用來做;被用於做某事used to do sth更多詞組