Howoften是疑问词组,意为“多长时间一次,多久一次”,用于询问做某事的频率。1.--Howoftendoyougotoschool?--(Igotoschool)fivetimesaweek.2.--Howoftendoyoubrushyourteeth?--Twiceaday.3.--HowoftendoyougotoBeijing?--Onceayear.time次数一次onetime=once两次twotimes=twice三次threetimes四次fourtimes五次fivetimes……timesday天week星期month月year年例如:onceayeartwiceaweekfivetimesamonththreetimesadayDoyouwanttobehealthyandstrong?Howcanwebehealthyandstrong?Howcanwebehealthyandstrong?•havebreakfast•eatvegetables•eatfruit•playsportsbegoodfor…“对……有益”