句型1
would rather that somebody did寧願；更願意(表示現在或將來的願望)
would rather that somebody had done寧願；更願意（表示過去的願望）
[例句
Id rather you posted the letter right now. 我想讓你現在去寄信。
Id rather you were not a celebrated actor. In that case, we could spend more time together.
我到情願你不是個知名演員，這樣我們可以有更多的時間在一起。
Id rather that I hadnt seen her yesterday. 我情願昨天沒有看到她。
句型2
as if/though+主語+did/had done好像（表示現在或將來的情況用過去時；表示過去的情況用過去完成時）[參考句型4]
[例句
Our head teacher treats us as if we were her own children, so all the students in our class think highly of her.
Alan talked about Rome as if he had been there. Alan談起羅馬來就好像他去過那裏似的。
句型3
wish +賓語從句，表示不大可能實現的願望
表示現在的願望：主語+過去時；
表示過去的.願望：主語+had done；
表示將來的願望：主語+would/could do
[例句
How I wish we students had more free time to relax ourselves! 我們學生多麼希望有更多的自由時間放鬆自己！
I failed in the maths exam. How I wish I hadnt wasted so much time playing!
What a pity you cant go to the party. How I wish I could dance with you at the party!
句型4
Its high/about time that somebody did (should do) (should通常不省略) 早就該
[例句
Its time that you went to school.= Its time that you should go to school.
Its high time that we did something to improve our environment. 該是我們為環保做些事情了。
I think its high time that she made up her mind. 我想她該拿定主意了。
句型5
情態動詞+動詞不定式完成結構的用法
could have done 本來可以（表示過去沒有實現的可能）。
might have done 本來可能；本來應該或可以做某事（實際沒有發生；含有輕微的責備語氣。
should/ought to have done 本來該做某事（而實際未做）
should not/ought not to have done 本來不該做（實際卻做過了，含有責備語氣）
neednt have done 本來不必做（但是已經做過了）
would rather have done 當時寧願做了某事（實際沒有做過）；否定式would rather not have done表達相反意思，兩者都有表示後悔之意。
句型6
as, though, although引導的讓步狀語從句。
[注意]although位於句首；though位於句首或句中；as位於句中=though。它的詞序是把句中強調的形容詞、副詞、動詞或名詞放在連詞前。[參考倒裝結構] 請注意下列句式的變化：
[例句
1. Although/Though Im young, I already know what career I want to follow.
Young as/though I am, I already know what career I want to follow.
我雖然年輕，但我已經明白我應該追隨什麼樣的事業。
2. Although/Though I respect him very much, I cannot agree with his idea.
Much as/though I respect him, I cannot agree with his idea. 雖然我很尊重他，但是我不同意他的觀點。
3. Although/Though he is a child, he knows a lot of Chinese characters.
Child（省略冠詞）as/though he is, he knows a lot of Chinese characters. 他雖然還是個孩子，卻認識了許多漢字。
4. Although he tried, he couldnt solve the problem.
Try as he might, he couldnt solve the problem. 儘管他努力了，但是他沒有解決問題。
5. Although it is raining, Im going out for a walk.
Raining as it is, Im going out for a walk. 天雖然在下雨，我還是要出去散步。
6. Strange as it may seem, nobody was injured in the accident. 這次意外雖然顯得不可思議，卻沒有人受傷。
7. Much as I would like to help, I have a lot to do. 雖然我很想幫助你，但是我有很多事要做。
8. Object as you may, I will go. 縱使你反對，我也要去。
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