Question

It was Friday. We were asked to write a______composition.

A．200 words

B．200-word

C．800-word

D．800 words

Answer 1

B

试题分析：800-word 的前面应该用an；这里空格处用来修饰composition；<1>数词+名词(单数)：a ten-pound note
<2>数词+名词(单数)+形容词：a three-month-old baby
<3>数词+名词-ed ：a one-eyed dog　一只眼的狗, a two-handed robot　有两只手的机器人, A three-legged chair三条腿的椅子，a four-footed animal　四只脚的动物
<4>形容词+(普通)名词  a full-time job
<5>形容词+名词-ed：a　red-haired　girl　红发女孩a　white-haired　lady　白发女士
a　cold-hearted　boss　冷心肠的老板a　warm（kind）-hearted　teacher　热心肠的老师
cold-blooded　animals　冷血动物warm-blooded　animals　温血动物
a　long-legged　man　腿长的人a　sleepy-eyed　boy　睡眼惺忪的孩子
a　neat-handed　girl　手巧的女孩a　left-handed　tennis　player惯用左手的网球运动员
a　red-nosed　monkey　红鼻子的猴子　a　wide-mouthed　crocodile　嘴张得很大的鳄鱼a　 straight-faced　manager　板着面孔的经理a　silver-tongued　actor　能言善辩的演员
dark-skinned　Africans　黑皮肤的非洲人　　a　long-eared　rabbit　长耳兔
short-sighted　students　近视眼的学生们a　far-sighted　president　有远见的总统
a　cold-livered　headmaster　不动肝火的(冷静的)校长a　deep-lunged　singer　声音洪亮的歌手a　light-fingered　thief　善于扒窃的贼 an ill-tempered man脾气坏的人
sweet-tempered 性情温和的 tender-hearted 软心肠的 Ready-made现成的
<6>形容词/副词+现在分词，同"系表结构"a good-looking boy ＝a boy who looks good 相貌好看的男孩 an ordinary-looking man 相貌平常的人 ever-lasting love永恒的爱 nice -smelling flowers 香气扑鼻的花a far-seeing politician 有远见的政治家 far-reaching  an easy-going teacher 随和的老师
（7）副词＋过去分词，同"被动的定语从句" ，a newly developed technology
a well-written novel ＝a novel that is well written 写得好的小说
best-housed people 居住条件最好的人 a newly-published article 新发表的文章(newly-built)
a widely-used example 广泛实用的例子(widely-accepted，widely-spread )
a Well-known(unknown) professor 著名的教授 a newly-born baby新出生的婴儿
<8>形容词/副词+形容词
dark-blue eyes深蓝色的眼睛a light-green dress浅绿色的连衣裙
<9>名词+现在分词
English-speaking countries, peace-loving people
<10>名词+过去分词
ice-covered land  heart-broken story
<11>名词＋形容词，名词如同状语，修饰形容词
a world-famous university一所世界著名的大学
an apple-green shirt ＝a shirt being as green as apple苹果绿衬衫
snow-white walls 雪白的墙 ，a piece of sky-blue cloth 一块天蓝色的布
这里是第一种情况，故选B。
点评：本题难度适中。考生容易误选A，复合形容词是考生很容易出错的地方，需要考生熟记这些用法。
即学即练：He has a ______boy.
A. three-months-old       B. three-year-old   C. three- year old       D. three-years old 
解析：B。句意：他有一个三岁的男孩。