sometimes
how often 就頻率提問(wèn)
how often意為“多久……次、是否經(jīng)?！?用來(lái)提問(wèn)在某一特定的時(shí)間進(jìn)行某個(gè)動(dòng)作的次數(shù),答語(yǔ)通常是always,usually,often,sometimes,once/twice a day/month等.
—How often do you get to school very early? 你多久早到校一次?
—Usually. 通常.
—How often do you see a film? 你多久看一次電影?
—Once a month. 每月一次.
如果是“how many times ”就次數(shù)提問(wèn),就選擇twice