2．賓語(yǔ)從句中的省略。(1)由特殊疑問(wèn)詞which，when，where及why引導(dǎo)的賓語(yǔ)從句，若從句中所表達(dá)的內(nèi)容與主句內(nèi)容重復(fù)，可將其省略，僅保留疑問(wèn)詞。He was late for work again，and no one knew why(he was late for work again)．他又一次上班遲到了，沒(méi)人知道為什么。(2)that引導(dǎo)的賓語(yǔ)從句作動(dòng)詞的賓語(yǔ)時(shí)，可省略引導(dǎo)詞that；若兩個(gè)或兩個(gè)以上的that引導(dǎo)的賓語(yǔ)從句作動(dòng)詞的賓語(yǔ)，只能省略第一個(gè)引導(dǎo)詞that。Joe said(that)he would come and that he would arrive at 5：00 p．m.喬說(shuō)過(guò)他要來(lái)，下午5點(diǎn)會(huì)到。(3)在與suggest，request，order，advise等詞有關(guān)的名詞性從句中，從句謂語(yǔ)動(dòng)詞應(yīng)用虛擬語(yǔ)氣形式，即“should＋動(dòng)詞原形”，should可以省略。I suggested that we (should) hold a meeting tonight.我提議我們今晚開(kāi)個(gè)會(huì)。(4)在I'm afraid，I think，I believe，I hope，I guess等作答句時(shí)，其后常跟省略形式。so表示贊同前述的事實(shí)，not表示不贊同前述的事實(shí)?！猈e will have to work extra hours to finish the work.“我們將不得不加班來(lái)完成這份工作。”—I'm afraid so(＝we will have to work extra hours to finish the work)．“恐怕是這樣?！?．定語(yǔ)從句的省略。