最新名詞性從句教案

1、 1、 主語從句在復(fù)合句中作主句的主語that she was chosen made us very happy.答：有時為了使句子結(jié)構(gòu)平衡，避免“頭重腳輕”，常用it作形式主語，而把從句放在后面。it is a pity that they have failed in the match.3、it+動詞+賓語+ that從句it depends on its quality and price whether a new product sells well.4、it+動詞的被動結(jié)構(gòu)+ that從句精品文檔 精品文檔例：the reason _ we didnt trust him is

2、 _ he has often liedreason 后面的表語從句只能用that 引導(dǎo), 不能用because 引導(dǎo),【注】 有時要用it作形式賓語，而把賓語從句放在句子的后面。he has made it clear that he will not give in. 如do you think/believe/suppose/expect/imagine后接特殊疑問詞引導(dǎo)的賓語從句，疑問詞要放在句首。 i/we (dont) think/believe/suppose/expect/imagine后接賓語從句時，反義疑問句要與從句中的主語和謂語保持一致。i dont suppose he

3、 cares，does he?it all depends upon whether we can get their cooperation. 動詞doubt如用于肯定句，其后的賓語從句常用if/whether引導(dǎo)，如用于否定句或疑問句，則賓語從句用that引導(dǎo)。在主從復(fù)合句中作同位語的從句稱為同位語從句。同位語從句常放在 fact,news, idea, truth, hope, problemin, formation 等名詞后面，用以說明該名詞的具體內(nèi)容。the news that they had won the game soon spread over the whole sch

4、ool.v 引導(dǎo)同位語從句的關(guān)聯(lián)詞用that時，不能省略，不能用which替代1.引導(dǎo)詞that與what的區(qū)別v what從句中作句子成分(主語、賓語、表語等)精品文檔 精品文檔the question is whether the film is worth seeing. 在同位語從句中。例如：the news whether our team has won the match is unknown.answer my question whether you are coming. 在主語從句中。例如：whether we shall attend the meeting hasnt

5、 been decided yet.如果用it作形式主語，則whether和if都能引導(dǎo)主語從句。例如：it hasnt been decided whether/if we shall attend the meeting. 用于句型“名詞+as to + whether”中。例如：there is some question as to whether the public should be told aboutthe accident.we didnt know whether or not she was ready. 用if會引起歧義時。例如：please let me know

6、if you like it.該句有兩個意思 “請告訴我你是否喜歡”或 “如果你喜歡，請告 訴我”用了 whether就可以避免歧義。3.引導(dǎo)詞who與whoever的區(qū)別whoever has helped to save the drowning girl is worth praising.who will be elected president doesnt make much difference to me.4.引導(dǎo)詞what與whatever的區(qū)別精品文檔 精品文檔vv it is generally considered unwise to give a child what

7、ever heor she wants.5. 同位語從句與定語從句的區(qū)別同位語從句本身完整，定語從句不完整，因此其前的名詞在定語從句中通常作主語、賓語或表語等成分。i made a promise that if anyone set me free i would make him very rich.the mother made a promise that pleased all her children.從結(jié)構(gòu)看，同位語從句常由連接詞 that 引導(dǎo)，雖在從句中不充 當(dāng)任何成分,但不可省略。而定語從句中由關(guān)系代詞引導(dǎo)，代替先行 詞，并在從句中充當(dāng)成分（主語或賓語），充當(dāng)賓語時常可省略

8、。將 “it is/wasthat”去掉后,句子仍然成立的是強(qiáng)調(diào)句,否則是 that 引導(dǎo)的主語從句 如：take whatever you need and leave me alone.精品文檔 精品文檔(3)表示“建議、要求、命令、想法”意義的名詞，后接 that 從句時，從句中的謂語動詞要用虛擬語氣：“should動詞原形”，should可以省略。這類名詞有：advice，agreement，command，decision，demand, determination，order， preference，proposal，request，requirement等。this is our only request tha