Were you often late for school last term ,tom?-Once a week ,at least.
问题描述：
Were you often late for school last term ,tom?-Once a week ,at least.
答
你上学期经常上课迟到吗？至少，一个星期一次。
答
汤姆，你上学期上学经常迟到吗？
至少一周一次
答
你上个学期经常迟到吗,汤姆?
是的,至少一个星期一次
答
at least至少