介词和介词短语知识点总结（介词as和其他词一起构成介词短语用法解析）
介词和介词短语知识点总结（介词as和其他词一起构成介词短语用法解析）Treat me as a friend.她的职业是导游。The bomb was disguised as a package.炸弹伪装成一个包裹。She works as a courier.
as作为介词可以单独使用，这里不再赘述；as作为介词还可以和其他词一起组合，从而构成介词短语，如：as against、as for、 as of、 as regards、as to等，用这些短语介词构成的短语可作状语。
as介词，像;如同;作为;当作
They were all dressed as clowns.
他们都打扮成小丑。
The bomb was disguised as a package.
炸弹伪装成一个包裹。
She works as a courier.
她的职业是导游。
Treat me as a friend.
要把我当作朋友。
I respect him as a doctor.
我尊敬他这个医生。
You can use that glass as a vase.
你可以把那个玻璃杯当作花瓶用。
The news came as a shock.
消息传来，令人震惊。
She had been there often as a child .
她小时候常去那里。
2. as against sth
与…相对照；和…相比较
They got 27% of the vote as against 32% at the last election.
这次选举他们得了27%的票，而上次他们得了32%。
Over 50% of divorced men regretted their divorce as against 25% of women.
离婚男性中有50%以上后悔离婚，与此相对，女性只有25%。
The earth is small as against the sun.
跟太阳相比，地球很小。
3. as for sb/sth
至于；关于
使用非常广泛，要特别加以注意。
As for Jo she's doing fine.
至于乔，她现在日子过得不错。
As for doctors when you go to see them they just look right through you.
说到医生，你去看病时，他们直把你当透明的。
As for your father he won't be mentioned in my will.
至于你父亲，我的遗嘱里不会提到他的名字。
As for Laura and me the colour of our skin has never mattered
至于我和劳拉，肤色根本不是问题。
As for you I don't think you have to go in person.
你嘛，就不用亲自去了。
As for India's nouveaux riches they will now have to pay still higher duties on luxury goods.
对印度的暴发户来说，他们现在不得不为奢侈品支付更为高昂的税款。
The nouveau riche have to find a way to be accepted
暴发户不得不去想法获得大家的接受和认可。
As for food for the party that's all being taken care of.
关于聚会要用的食物，都在置办当中。
As for avoiding you nothing could be further from my mind.
至于说躲避你，我根本就没有这样的想法。
As for his job — well he was very mysterious about it.
至于他的工作，他总是显得非常神秘，从不多说。
As for anything told to me in confidence well my lips are sealed.
至于私底下告诉我的任何事情，我会守口如瓶的。
As for her engagement with Adam I would say the portents are gloomy.
至于她和亚当的婚约，我看兆头不妙。
As for the present things are far better than at any time in the past.
如今呢，可比以往任何时候都要强。
As for the subjects that so enrage puritans they will continue to form the focus of her work.
那些使道学先生们勃然大怒的课题将继续成为她工作的重点。
4. as of作为
Education is provided by the state as of right.
受教育是国家赋予每一个人的权利。
5. as to sth
as regards sth
关于；至于
I have little information as regards her fitness for the post.
至于说她是否适合这个职位，我无可奉告。
As regards the war Haig believed in victory at any price.
至于这场战争，黑格认为要不惜任何代价取得胜利。
As regards commercial survival a car manufacturer capable of making only 50 000 cars a year is on a hiding to nothing.
谈到商业生存，一个年产只有5万辆的汽车制造厂家是毫无成功希望的。
As to tax that will be deducted from your salary.
至于税款，将从你薪水中扣除。
There is a difference of opinion as to the merits of the plan.
关于这个计划的优缺点，大家意见分歧。
Everyone was curious as to why Mark was leaving.
马克为什么要离去，大家都感到好奇。
I'm baffled as to why she hasn't called.
我不明白她为什么没打电话。
There's some question as to whether he will sign this resolution
他是否会签署这项决议还不能确定。
He is in no doubt as to what is needed
他很确定需要什么。
6. so as to为了
One baths so as to get clean.
人洗澡是为了清洁。
We went early so as to get good seats.
为了占到好座位，我们早早就去了。
He got up very early so as to catch the first train.
他起得很早，以便赶上头班火车。
Arrive three days early so as to acclimatize.
提前3天到达以适应新环境。
Let's turn in early so as to get up early tomorrow to catch the train.
今儿早点睡，明儿好早起赶火车。
One should learn from past mistakes so as to avoid falling into the same old trap again.
要从过去的错误中吸取教训，以免重蹈覆辙。
Write home as often as possible so as to relieve your mother from anxiety.
尽量多给家里写信，免得你母亲牵肠挂肚。
词汇积累
disguise [dɪsˈɡaɪz]
vt.假扮;装扮;伪装;掩蔽;掩饰
n.伪装物;化装用具;假扮;装扮;伪装
courier [ˈkʊriər]
n.信使;(递送包裹或重要文件的)通讯员;专递公司;(旅游公司的)导游
vt.信使发送;使者运送
riche [ˈriːʃ]
n.暴发户
luxury ˈlʌkʃəri]
n.奢侈;奢侈品;奢华;奢侈的享受;不常有的乐趣(或享受、优势)
adj.奢华的
mysterious美 [mɪˈstɪriəs]
adj.神秘的;奇怪的;不易解释的;陌生的;诡秘的;故弄玄虚的
portent [ˈpɔːrtent]
n.预兆;征兆;先兆;(尤指)恶兆，凶兆
gloomy [ˈɡluːmi]
adj.黑暗的;阴暗的;幽暗的;忧郁的;沮丧的;无望的;前景黯淡的;悲观的
enrage [ɪnˈreɪdʒ]
vt.激怒;使异常愤怒;触怒
puritan[ˈpjʊrɪtən]
n.
禁欲者;苦行者;清教徒(属于16和17世纪的英国教会)
adj.
清教徒的;清教主义的;禁欲的;苦行的
commercial [kəˈmɜːrʃl]
adj.贸易的;商业的;赢利的;以获利为目的的;偏重利润和声望的;商业化的;由广告收入支付的
n.(电台或电视播放的)广告
survival [sərˈvaɪvl]
n.生存;存活;幸存;残存物;幸存事物
baffle [ˈbæfl]
vt.使困惑;难住
n.(控制声、光、液体等流动的)隔板，挡板，反射板
resolution [ˌrezəˈluːʃn]
n.决议;正式决定;(问题、分歧等的)解决，消除;坚定;坚决;有决心;分辨率;决心;清晰度
acclimatize [əˈklaɪmətaɪz]
v.(使)习惯(新地方、新情况、新气候);(使)服水土
trap [træp]
n.陷阱;圈套;(捕捉动物的)罗网;夹;捕捉器;诡计;(难以逃脱的)困境;牢笼;双轮轻便马车;嘴;隔栏
vt.使落入险境;使陷入困境;卡住;夹住;绊住;缠住;收集;吸收;把…逼进，迫使…进入;设陷阱捕捉，用捕捉器捕捉（动物）;使陷入圈套
relieve [rɪˈliːv]
vt.解除，减轻，缓和(不快或痛苦);减轻(问题的严重性);缓和;缓解;调剂;使有趣;接替;将解围;方便，解手
anxiety [æŋˈzaɪəti]
n.焦虑;忧虑;担心;害怕;渴望
