1．定義：
? ?用作同位語(yǔ)的從句叫做同位語(yǔ)從句。
2.用法：
? ?同位語(yǔ)從句的先行詞多為fact, news, idea, thought, question, reply, report, remark等，關(guān)聯(lián)詞多用從屬連詞。
? ?如： They were all very much worried over the fact that you were sick.
? ?注：
? 同位語(yǔ)從句偶爾由從屬連詞whether引導(dǎo)。
? ?如：I have no idea whether he’ll come or not.我不知道他是否來(lái)。
? ?連接代詞who, which, what和連接副詞where,when, why, how亦可引 導(dǎo)同位語(yǔ)從句。
? ? ? ? The question who should do the work requires consideration.誰(shuí)該干這項(xiàng)工作，這個(gè)問(wèn)題需要考慮。
? ? ? ? We haven’t yet settled the question where we are going to spend our summer vacation.到哪兒去度暑假，這個(gè)問(wèn)題我們還沒(méi)有決定。