How often do his parents take him abroad?___________.

题目

How often do his parents take him abroad?___________.
A.Sometimes
B.Sometime
C.Some times
选哪一个,说明理由,

答案

选A
How often “多久一次”对频率副词如often,usually,sometimes,never,once a week等提问
sometime “某个时候” 用when提问
some time 一段时间 用how long 提问
sometimes 有时 用how soon提问
some times 几次 用how many times提问