howoften和howlong的区别

howoften和howlong的区别？

how often是对频率副词进行提问。eg.1)He takes the medicine three times a day.转化为：How often does he take the medicine a day.

2).----How often do you go to see your parents?

-----Three days a time.

how long是对时间的长度进行提问。1)----How long did he stay in Beijing?

------- He stayed in Beijing for two years.

2)----How long have you done your house work?

-------Half a day.

类似的表达：1)---How soon will he be back?

------He will be back in an hour.

howlong和howoften的区别：含义不同，用法不同，侧重点不同。 一、含义不同 1.howlong 释义：多长时间 例句：How?long?have?you?been?employed?at?this?job?

? 你受雇做这个工作有多久了？

2.howoften 释义：多长时间一次 例句：I?don't?know?how?often?I?heard?the?same?awful?jokes. 这种千篇一律的烂笑话我不知道听过多少回了。 二、用法不同 1.howlong 用法：主要用来对一段时间(如threedays,fourweeks等)提问. 2.howoften 用法：主要用来对频率副词或状语(如onceaweek等)提问. 三、侧重点不同 1.howlong 解析：howlong是多长时间。 比如你去北京多久了：howlonghaveyoubeeninBeijing. 2.howoften 解析：howoften是多久一次。 比如你多久洗一次澡：howoftendoyoutakeashower.