Fifty is the cardinal number representing five tens, essential for basic counting and daily life interactions.
30秒词汇
- Represents the number 50.
- Used to describe quantity, age, or money.
- Follows forty-nine and precedes fifty-one.
Overview
The word 'fifty' is a fundamental cardinal number in the English language, serving as a milestone in the decimal system. It acts as the halfway point toward one hundred, making it a significant number in various contexts ranging from basic arithmetic to social milestones. Usage Patterns: As a numeral, 'fifty' functions as a determiner (fifty people) or a noun (he is fifty). It is written as a single word with a hyphen when combined with smaller numbers (e.g., fifty-five). In sentences, it is treated as a plural concept when referring to a count of items, but singular when referring to a specific age or a sum of money. Common Contexts: You will frequently encounter 'fifty' when discussing currency, such as a fifty-dollar bill, or when describing age, as turning fifty is often considered a major life event. It is also common in sports, such as the 'fifty-yard line' in American football, or in general estimations where people use it as a round number to represent a large but manageable quantity. Similar Words Comparison: When comparing 'fifty' to 'fifteen,' the primary distinction is the suffix. 'Fifteen' ends in '-teen,' denoting a number between ten and twenty, whereas 'fifty' ends in '-ty,' denoting a multiple of ten. Learners often confuse the pronunciation of these two; 'fifteen' has the stress on the final syllable, whereas 'fifty' has the stress on the first syllable. Understanding this rhythmic difference is essential for clear communication.
例句
I have fifty dollars in my wallet.
everydayI have fifty dollars in my wallet.
The company celebrated its fifty years of service.
formalThe company celebrated its fifty years of service.
I'll be there in fifty minutes.
informalI'll be there in fifty minutes.
Fifty percent of the participants agreed with the study.
academicFifty percent of the participants agreed with the study.
常见搭配
常用短语
fifty-fifty
an equal chance or split
fifty-fifty chance
an equal probability of success or failure
容易混淆的词
Fifteen is 15, while fifty is 50. The pronunciation of the final syllable is different, with fifteen being longer and stressed.
语法模式
How to Use It
使用说明
Fifty is a neutral term used in all registers. When speaking, ensure the 'ty' sound is distinct to avoid confusion with 'fifteen.' In formal writing, numbers below one hundred are often written out as words.
常见错误
A common mistake is confusing 'fifty' and 'fifteen' in listening exercises. Another error is writing 'fifty' as 'fity.' Always double-check the spelling of the 'f' and 't' combinations.
Tips
Mastering the stress pattern
Always stress the first syllable for multiples of ten like fifty. This helps listeners distinguish it immediately from teen numbers.
Hyphenation rules for compound numbers
Remember to use a hyphen when writing numbers like fifty-one or fifty-nine. Do not use a hyphen for fifty itself.
The Golden Anniversary
In many cultures, fifty years of marriage is celebrated as the 'Golden Anniversary.' It represents a significant and long-lasting commitment.
词源
Derived from the Old English 'fiftig,' which is a combination of 'fif' (five) and 'tig' (group of ten). It has maintained this structure throughout the history of the English language.
文化背景
In American culture, reaching the age of fifty is often seen as a significant milestone, sometimes referred to as 'the big five-oh.' It is also a standard denomination for currency in the United States.
记忆技巧
Think of 'five' and 'ten' to remember 'fifty.' If you have five groups of ten, you have fifty!
常见问题
4 个问题You can use it as an adjective before a noun, such as 'I have fifty apples.' You can also use it as a noun, for example, 'She turned fifty yesterday.'
It is always just 'fifty.' Adding 'zero' is redundant and incorrect in standard English.
Focus on the stress. Fifty is stressed on the first syllable (FIF-ty), while fifteen is stressed on the last (fif-TEEN).
No, the number remains 'fifty.' You would say 'fifty dollars' rather than 'fifty dollar.'
自我测试
There are ___ states in the United States of America.
The United States has fifty states.
Which is the correct way to write the number after forty-nine?
Fifty is the standard spelling.
old / fifty / is / he
Standard English structure for age uses 'years old' after the number.
得分: /3
Summary
Fifty is the cardinal number representing five tens, essential for basic counting and daily life interactions.
- Represents the number 50.
- Used to describe quantity, age, or money.
- Follows forty-nine and precedes fifty-one.
Mastering the stress pattern
Always stress the first syllable for multiples of ten like fifty. This helps listeners distinguish it immediately from teen numbers.
Hyphenation rules for compound numbers
Remember to use a hyphen when writing numbers like fifty-one or fifty-nine. Do not use a hyphen for fifty itself.
The Golden Anniversary
In many cultures, fifty years of marriage is celebrated as the 'Golden Anniversary.' It represents a significant and long-lasting commitment.
例句
4 / 4I have fifty dollars in my wallet.
I have fifty dollars in my wallet.
The company celebrated its fifty years of service.
The company celebrated its fifty years of service.
I'll be there in fifty minutes.
I'll be there in fifty minutes.
Fifty percent of the participants agreed with the study.
Fifty percent of the participants agreed with the study.
Related Content
相关词汇
更多general词汇
about
A1‘about’可以表示‘关于’某个话题,也可以表示‘大约’或‘左右’。
above
A2表示比其他事物更高的位置,就在上面。
accident
A2发生的不幸事件,可能造成损害或伤害。
action
A2为了达到目的而采取的行动过程。
after
A2‘after’的意思是‘在……之后’,表示在时间上或空间上晚于某事。
afterward
A2At a later or subsequent time.
again
A2‘again’的意思是‘再一次’,表示某事再次发生或被重复。
aged
B1用来描述人或事物处于特定的年龄。
alive
A2指有生命的状态,不是死亡的。
all
A2‘all’指的是某事物的全部,或者每一个。