1·so that

(1)adverbial（副詞的；狀語的）clause of purpose（目的，計(jì)劃）

In a so that?adverbial clause of purpose,modal verbs（情態(tài)動(dòng)詞）such?as?can,could,may,might?are alwals used.

*I always write so carefully that I may make my meaning clear.

(2)adverbial clause of result

In a so that adverbial clause of result,modal verbs are smetimes used.

*Light travels so fast that we can hardly imagine its speed.

##compare##

*Miss Zhao spoke loudly sothat everyone in th classroom can hear her.(purpose)

*Miss Zhao spoke so loudly that everyone herd her.(result)

(3)so that and inversion（n. 相反，倒置；逆溫；轉(zhuǎn)位；粒子數(shù)布居反轉(zhuǎn)；倒反，反轉(zhuǎn)；求逆，求反；（表達(dá)）轉(zhuǎn)換）

在so...that..結(jié)構(gòu)中，若將so+adj./adv.置于句首，則其后的主句要用部分倒裝

so+adj./adv.+助動(dòng)詞+主語+謂語

*So cold was the weather that we had to stay at home.(The weather was so cold that we had to stay at home.)

2·though&although&nevertheless

(1)though&although

【1】These two words are interchangeable（adj. 可互換的；可交換的；可交替的）,but although is more formal and usually put in the beginning of a sentence.

*I`d quite like to go out,(al)though it is a bit late.我很想外出，雖然為時(shí)稍晚。

【2】Although and though can not be used together with but,but it can be used together with yet or still.

*Although he lives along,yet he is happy.(He lives alone,but he is happy.)

【3】Thoough can be used in an invension structure倒裝 when th emphasized（強(qiáng)調(diào)）?word is?put in the beginning of a sentence,but although an notbe used in this way.

*Poor though as he is,he is happy.

*Child though as she was,the acttress was drawing a crowd.盡管還是個(gè)孩子，這個(gè)女演員卻引起了人們的注目。（could前無冠詞a）

【4】An although clause usually indicates?表明；顯示?a fact?while a though clause usally indicates an assumption假設(shè).

*Let`s start as arranged though it rains tommorrow.即使明天下雨，咱們也按預(yù)定的計(jì)劃出發(fā)吧。（假設(shè)）

*He was not unhappy although he had to live along.雖然一個(gè)人生活，他毫無不快之感。（事實(shí)）

【5】Although is only used as a conjunction連詞?while though an be used as an adv. as well as a conjunction.When it?is used as an adv.,it always appears at the end of a sentence,or in the mid when the sentence is long.

*It`s hard work,I enjoy it though.這是苦差事，可我干得頗有趣味。

*There`s no excuse,though,for hurting her feelings.但是，傷害她的感情是沒有借口的。

【6】Though can be used together with even or as in even though or as though whle although can not be used i this way.

*Even though I fail,I will keep on trying.

*You look as though(as if)?you know each qther.

【7】Though may appear in an ellipsis省略?while although may not.

*Though(he is)alone,he is happy.

(2)nevertheless

【1】conj.But,however,yet

*We are going nevertheless we shall reteturn.我們要走了，不過我們還要回來。

*She was very tired,neverheless she kept on working

【2】adv.in spite of that;not with standing;all the same

*He succeeded nevertheless.不過他還是成功了。

3·Nominal Clauses名詞性從句(that-clause,interrogative sub-clauses,nominal relative clauses,nominal to-infinitice clauses and norminaling clauses.)

Nominal clauses functon like noun phrases.They can occur as subject,complement補(bǔ)足語,apposition同位語,and prepositional complement介詞賓語

*The hope is [that we will succeed].(complement)

*The hope [that we will succeed] is unrealistic(apposition)

*[What you do] dose not concern me.(subject)

*I didn`t ask [whereyou live].(object)

*I had prepared myself very carefully for [what I must say](prepositional completment)