- 十，二十，三十，四十，五十，六十，七十，八十，九十，一百。
Ten, twenty, thirty, forty, fifty, sixty, seventy, eighty, ninety, one hundred.
- 二十美金等于一百四十元。
Twenty dollars are one hundred and forty yuan.
- 我们班有四十个学生。
There are forty students in our class.
- 他年近四十。
He is near forty.
- 她在四十多歲的时候再次结婚。
She married again in her mid-forties.
- 在接下来的十五年里，建筑师、计划者和社区开发企业为了把三百四十六
Over the next fifteen years, architects, planners and community developers will work together to transform 346 acres of industrial wasteland into 6,500 homes, two shopping centres, a marina, a primary school and college, and parkland.
- 哈利今年才四十歲。
Harry is only 40.
