【正文】
是 誰(shuí) 出 的??jī)?nèi)容總結(jié) (1)第四章 強(qiáng)調(diào)句型:是 (2)的” emphasizes the time, location, manner, purpose, subject and object etc. ,of an act that has already taken place or pleted. In an affirmative sentence, “是”may be omitted 。 (時(shí)間) 你是在哪兒買的票?——我是在火車站買的票。The construct “是……的” emphasizes the time, location, manner, purpose, subjec