a(an)的位置
 【问】 不定冠词a(an)是否永远位于名词短语的最前端，如a particularly able person?
 【答】 一般说来，不定冠词a(an)应当放在名词短语的最前端。但是，有几种例外的情况。
 第一，当名词短语中含有so，as，too，how这样的词时，不定冠词a(an)就必须改变位置：
 (so，as，too，how)+形容词+a(an)+名词(强制性的语序)
 A. so beautiful a child
 1. I've never seen so beautiful a child. (LDCE)
 我从来没见过这么漂亮的孩子。
 2. He's never again written so good a book as his first one. (LDCE)
 他再也没写过象他第一部书那样好的书。
 B. as pleasant a day as
 1. It was as pleasant a day as I have ever spent. (PEU)
 这是我度过的最愉快的一天。
 2. It is as big a park as we have never seen before.
 这是我以前从未见过的大公园。
 3. He's not as clever a man as I thought. (CGEL)
 他并不像我想像的那样聪明。
 C. too kind a girl
 1. She is too kind a girl to refuse. (PEU)
 她是个好心肠的姑娘，不会拒绝的。
 2. It was too nice a day to stay inside. (PEU)
 那天天气太好了，无论如何也不能呆在屋里。
 3. It isn't too heavy a burden for the industry to bear.(NCE，Book 4，L.12)
 它对于电影业来说并不是无法忍受的过重的负担。
 4. I didn't do too good a job today. (CGEL)
 今天我干的活不太好。
 D. how astonishing a sight!
 1.Miss Langham arm in arm with Mr Peabody——how astonishing a sight! (PEU)
 兰厄姆小姐挽着皮博迪先生的胳臂，看上去真叫人吃惊。
 2. We now can see how serious a problem it is.
 我们现在可以看得出这是一个多么严重的问题。
 第二，当名词短语中含有such或what时，不定冠词a(an)也不能放在最前端，而要放在such或what之后(强制性的)：
 such(what) a (an) +形容词+名词
 A. such a delightful person
 1. I've never met such a delightful person.(PEU)
 我从来没有见到过这么可爱的人。
 2. Who could have advised you to do such a foolish thing? (Wilde)
 谁建议你做了这样愚蠢的事呢?
 3. It was such a beautiful day that we decided to go to the beach. (Heaton)
 那天天气太好了，我们决定去海滨。
 B. What a beautiful picture!
 1. What a good heart you have! (Wilde)
 您有一颗多么好的心啊!
 2. What a strange London they saw! (Wilde)
 他们看到了一个多么陌生的伦敦啊!
 第三，当与quite和rather连用时，可以采用如下的语序：
 quite(rather) a(an)+形容词+名词，但不是强制性的，故亦可采用下列语序：a quite(rather)+形容词+名词(参见quite a)
 A. quite an interesting film
 1. You’ve been having quite a long chat with the doctor. (Bennet)
 你和医生聊了相当长的一段时间。
 2. He’s quite a good amateur actor. (UED)
 他是一个相当好的业余演员。
 3. This is a quite comfortable house. (Dreiser)
 这是一所相当舒适的房子。
 B. rather a sad story
 1. Caddie was really rather a silly creature. (Priestley)
 卡迪是一个相当蠢的家伙。
 2. I have rather a busy afternoon in front of me. (Du Maurier)
 在我面前将是一个相当繁忙的下午。
 请做下面的英语试题：
 1. It is____that we’ll have to be very careful.
 A. a so big work B. a so big job
 C. such a big job D. such a big work(攻读硕士学位研究生入学考试英语试
 题，80B)
 2. He had____on the subject.
 A. a rather strong opinion B. rather strong opinion
 C. rather the strong opinion D. the rather strong opinion(攻读硕士学位研究生入学考试英语试题，91A)
 3. She told us____story that we all forgot about the time.
 A. such an interesting B. such interesting a
 C. so an interesting D. a so interesting(全国高考英语试题，88A)