num.第七十八
I don't think he looks his age of seventy. 我感到他看起来不像70岁的人。
August is the eighth month in a year. 八月是一年中的第八个月。
I pay him seventy dollars a week. 我一星期付给他70美元。
He was the eighth to break the record. 他是打破该记录的第八人。
Seventy miles an hour is pretty good going. 每小时七十哩是相当快的速度。
His grandfather is nearly seventy. 他爷爷快七十岁了。
