975.workbook(名)工作薄、练习薄
Tom kept the workbook.汤姆保存着工作薄。

976.woker(名)工作者
She is a social woker.她是一个社会福利工作者。

977.world(名)世界
The blind people live in a dark world.盲人生活在黑暗的世界里。

978.worry(动)困扰、使烦恼
Nothing worries me.我没有什么可担心的。

979.write(动)写字
不规则变化wrote, written
l've written only one page.我只写了一页。

980.writer(名)书写者
He is one of the President's speech writers.他是总统演讲的撰稿人之一。

981.wrong(形)不正当的、不法的
反义词right
I took the wrong way.我走错路了

982.year(名)年
We haven't seen him this year.我们今年还没见过他。

983.yellow(形)黄色的
The Chinese belong to the yellow race.中国人属于黄种人。

984.yes(副)是
"Is this your pen?" "Yes, it is.""这是你的钢笔吗？""是的。"

985.yesterday(副)昨天
He left for France yesterday.他昨天动身去法国了。

986.yet(副)到此时、至今
The moon has not risen yet。月亮还没有升起。

987.you(代)你、你们
You two clean the hall.你们两人打扫大厅。

988.young(形)年轻的、幼小的
反义词old
My sister is too young to go to school.我妹妹还未到上学年龄

989.zoo(名)动物园
Have you ever been to the zoo.你去过动物园吗？

990.zebra(名)斑马
It seems that everybody likes the zebra.似乎每个人都喜欢斑马。