how often用法 how often do you do sth?or how often you do sth?还有time through的意思
问题描述：
how often用法 how often do you do sth?or how often you do sth?还有time through的意思
答
how often 是提问动作的频度的？就是这个动作隔多长时间会做一次。
答
how often 是问频率，即多长时间一次。
how often do you do sth? 意思是问你做某事的频率。how often you do sth？句子不完整。
time through ：时间经过
答
how often （表频率）多久一次,以how often开头的特殊疑问句,how often后+一般疑问句?How often do you go to church?你隔多久去做一次礼拜?How often (ie At what intervals) do the buses run?公共汽车隔多长时间...