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- He's been drinking whiskey on the sly for thirty years. 他暗中偷喝威士忌酒已有三十年了。
- I don't think he looks his age of seventy. 我感到他看起来不像70岁的人。
- I pay him seventy dollars a week. 我一星期付给他70美元。
- The students in our class number thirty. 我班总共有三十名学生。
- She is in her thirty but looks old for her age. 她现在30几岁，但是看起来比她实际年龄要老。
- The hotel has garage space for thirty cars. 这家饭店有停放30辆小汽车的车位。
- There are more than thirty footmen in this hotel. 这家旅馆里有三十多名仆役。
- I get up at six thirty every morning. 我每天早上六点半起床。
- Seventy miles an hour is pretty good going. 每小时七十哩是相当快的速度。
- She dashed off two letters in thirty minutes. 她在30分钟内写好了两封信。
- She seemed a babe although she was already thirty. 尽管她已经三十岁了，看上去还象个小孩。
- At the age of thirty, Mary began to lose colour. 玛丽在30岁的年纪就红颜渐逝了。
- His grandfather is nearly seventy. 他爷爷快七十岁了。
- Although thirty, he is childlike. 尽管他已三十岁了，但还是孩子般的无邪。
- If I had the choice, I would retire at thirty. 假如我有选择的余地，我三十岁就退休。
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- They are over thirty but still childless. 他们已年过三十，但还没有孩子。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- If I have the choice, I will retire at thirty. 假如我有选择的余地，我三十岁就退休。
- Mark didn't shape up until he was thirty years old. 马克到三十岁时才振奋起来。
