1866.hour(名)小时
The darkest hour is nearest the dawn.
黎明之前天最黑。

1867.hourly(形)每隔一小时的
There is an hourly train service in the suburbs.
郊外有一小时一班的火车。

1868.house(名)房子
Do not burn your house to get rid of the mouse.
不可焚屋驱鼠。

1869.housing(名)住房建筑
There is an acute housing shortage in our city.
我们城市房源严重不足。

1870.housefly(名)家蝇
An optimist is a fellow who believes a housefly is looking for a way to get out.
所谓乐观主义者，就是相信苍蝇正在寻求飞出去的门路的人。

1871.househole(形)家庭的
We discussed our household budget.
我们讨论了一下家庭预算。

1872.housekeeper(名)管家、女管家
She has served the family as a housekeeper for thirty-three years.
她当管家为那家服务三年了。

1873.housewife(名)家庭主妇
A good housewife cannot abide dirt.
一个好的家庭主妇绝不容许有灰尘存在。

1874.housework(名)家务
Housework engages much of her time.
家务占去了她许多时问。

1875.how(副)如何；多少
I would like to know how to do it well.
我很想知道怎样才能做好这件事。

1876.huge(形)巨大的
反义词tiny
I have a huger pile of files to deal with at present.
目前我有一大堆档案要处理。

1877.hunger(名)饥饿
There is hunger in all the places where the crop was spoilt by the flood.
庄稼遭受水灾毁坏的地方都在闹饥荒。

1878.hungry(形)饥饿的；渴求的
反义词full
The orphan was hungry for affection.
这孤儿渴望得到爱。

1879.hurry(名)(动)赶快、急忙
(名):In her hurry, she dropped the books.
她在匆忙中将书掉到地上了。
(动):Hurry up, or we will be late.
快点，不然我们要迟到了。

1880.hurt(名)(动)受伤
不规则变化hurt, hurt
(名):It was a real hurt to her vanity.
这对她的虚荣心真是一大打击。
(动):The tight shoes hurt my feet.
这双鞋子太小了，把我的脚弄痛了。

1881.husband(名)丈夫
Husbands and wives have reversed roles.
丈夫和妻子互换了责任。

1882.i.e.(缩)换言之、即
同义词that is
The best pupil in the class, i.e. Peter, won the prize.
班上最好的学生就是彼得，他得了奖。

1883.I.Q.(缩)智力商数
intelligence quotient的缩写
The general intelligence consists of at least three elements besides I.Q. an extensive vocabulary and good reading and writing skills.
一般所指的智慧除了智商外，至少由三部分组成--丰富的辞汇，好的阅读技能和写作技巧。

1884.ice(名)冰
不可数
She put some ice in her drink.
她加了点冰在饮料里。

1885.iceberg(名)冰山
The Titanic met her fate by crashing into a huge iceberg.
泰坦尼克号客轮因撞上一个大冰山而沉没。

1886.icy(形)结冰的
The icy breeze nipped the young blooms.
寒风摧残了初绽的花朵。

1887.ID(缩)身份证
identification的缩写
Do you have any ID on you?
你身上有任何身份证明文件吗？

1888.idea(名)想法、主意；观念
That's not a good idea and it won't work.
这不是一个好主意，而且行不通。

1889.ideal(名)理想的(形)理想的
(名):My friends share democratic ideals with me.
我的朋友们和我一样有民主思想。
(形):You have an ideal family.
你有个理想的家庭。

1890.ideally(副)理想地
Ideally, I would like to be a school teacher，but there are few openings.
从理想上来说，我很想当个小学教师，但空缺很少。

1891.if(连)如果
If I do not understand what he says, I always ask him.
我不懂他的话时，总是去问他。

1892.ill(形)生病的
同义词sick
He was so ill that he could not walk.
他病得都不能行走了。

1893.illegal(形)违法的
反义词legal
It's illegal to park your car here.
你把车停在这儿是违法的。

1894.illness(名)疾病；身体不适
He had a bad illness, but he is better now.
他生了一场大病，可是现在好多了。

1895.image(名)形象；影像
According to the Bible, man was made in the image of God.
根据《圣经》，人是按照上帝的模样造的。

1896.importance(名)重要性
Little people often think themselves of greatest importance.
渺小的人常常以为自己最重要。

1897.important(形)重要的
It is important to see that everything goes well.
重要的是确保一切顺利。

1898.impossible(形)不可能的
反义词possible
It was impossible to fault the old actor's performance.
要在这位老演员的表演中挑出毛病是不可能的。