?1. 目的狀語從句表目的，其關(guān)聯(lián)詞有：
so, that, so that, in order that, in case, lest, for fear that等。
I gave you a map so you wouldn't get lost.我給你一張地圖,如此你就不會迷失方向了。
They set off half an hour earlier that they might get there in time.他們早出發(fā)半小時(shí),以便準(zhǔn)時(shí)到達(dá)那里。
I am saving money so that I can buy a house.我正在攢錢,以便買一所房屋。
Would you add in these items,please,in order that we complete the list?為完成整個(gè)目錄的撰寫工作,請你把這類條目加進(jìn)來怎么樣？
Take warm clothes in case the weather is cold.穿上暖和的衣服,以防天冷。
I ran as fast as possible lest I should be too late.我盡可能快跑,免得遲到。
We spoke in whispers for fear that we might wake the baby.大家輕聲說話,以免吵醒嬰兒。

2. 目的狀語從句中常用情態(tài)動詞may/might,shall/should,will/would和can。
Bring it closer so I may see it better.把它拿近點(diǎn),我好看了解。
I'll ring him up at once so he shouldn't wait for me.我立刻給他掛電話,讓他別等我了。
I will give you all the facts so that you can judge for yourself.我會給你所有些事實(shí)以便你可以自己判斷。

3. 目的狀語從句多置于主句之后。so that和in order that引導(dǎo)的從句如被強(qiáng)調(diào)則可置于句首。
We hid it carefully so that no one should see it.大家把它藏得非常不錯(cuò),無人會看到的。
He did that in order that everyone should be satisfied.他那樣做是為了讓大伙都認(rèn)可。
So that the coming generation can learn the martial arts,he has recently devoted much time to writing books on the subject.為了下一代可以掌握這類武術(shù),他近來花了很多時(shí)間著書立說。
In order that the grass and flowers could bloom again,it was necessary that the rocks should be removed. 為了這類花草能再開花,這類石頭需要搬走。

4. lest引導(dǎo)的從句中謂語動詞要用虛擬語氣；in case引導(dǎo)的從句中謂語動詞可用虛擬語氣,也可用陳述語氣。
Be careful lest you fall from the tree.小心,不要從樹上掉下來。
Be quiet in case you wake the teacher.輕點(diǎn)兒,別弄醒老師。
Keep the window closed in case it rains.把窗戶關(guān)好,以防下雨。