|Number|English|Sentence|Ordinal number|
|:---:|:---:|:---|:---:|
|0|zero|zero plus zero is zero.|zeroth|
|1|one|One plus zero is one.|[first][] 1st |
|2|two|two plus zero is two.|[second][] 2nd|
|3|three|Three plus zero is three.|[third][] 3rd|
|4|four|Four plus zero is four.|fourth|
|5|five|Five plus zero is five.|[fifth][]|
|6|six|Six plus zero is six.|sixth|
|7|seven|Seven plus zero is 7.|seventh|
|8|eight|Eight plus zero is 8.|[eighth][]|
|9|nine|Nine plus zero is 9.|[ninth][]|
|10|ten|Ten plus zero is 10.|[tenth][]|
|11|eleven|XXX plus XXX is XXX.|[eleventh][]|
|12|[twelve][]|XXX plus XXX is XXX.|[twelfth][]|
|13|thirteen|XXX plus XXX is XXX.|thirteenth|
|14|fourteen|XXX plus XXX is XXX.|fourteenth|
|15|fifteen|XXX plus XXX is XXX.|fifteenth|
|16|sixteen|XXX plus XXX is XXX.|sixteenth|
|17|seventeen|XXX plus XXX is XXX.|seventeenth|
|18|eighteen|XXX plus XXX is XXX.|eighteenth|
|19|nine**teen**|XXX plus XXX is XXX.|nineteenth|
|20|[twenty][]|XXX plus XXX is XXX.|[twentieth][]|
|21|twenty-one|XXX plus XXX is XXX.|
|30|[thirty][]|She got married when she was thirty.|[thirtieth][]|
|40|[forty]|He looks about forty.|fortieth|
|50|[fifty][]|forty-nine, fifty, fifty-one|fiftieth|
|60|[sixty][]|She plans to retire at sixty.|sixtieth|
|70|[seventy][]|This house was built seventy years old.|seventieth|
|80|[eighty][]|They've invited eighty guests to the wedding.|eightieth|
|90|[ninety][]|Ninety percent of the people surveyed were in favour of the new rule.|ninetieth|
|100|[hundred][]|That dress costs hundreds of dollars.|[hundredth][]|
|1000|[thousand][]|They had driven over a thousand miles.|thousandth|
|1,000,000|[million][]|The city has a population of almost one million|millionth|
|1,000,000,000|[billion][]|The population of China is over one billion.|billionth|
|一千年|[millennium][]|a period of 1,000 years.|century, 100 years|