1、Unit2Howoftendoyouexercise语法小结1.how often是对动作发生的“次数”提问,询问的是频率“多久一次”回答可以是：Everyday./Onceaweek./Threetimesaweek./Often./...eg：How often do you play tennis?How often do you surf the internet.2．拓展疑问词how的用法（1）怎样，用什么手段，方法。 How did he do it?I don’t know how to
2、 swim.（2）情况如何（指身体健康状况） How are you? How’s it going with Tom?（3）how many，how much表示“多少”how many后接可数名词复数，how much接不可数名词。How many times do you go to the park?How many tickets do we need?Howmuchwaterdoweneedeveryday?How much are those pants?(4)Howlong..
