来自kekeku的问题
如何区别how long,how soon与how often
how long,how soon和how often都包含有how,并且都和“多长时间,多久”有关,如何区别?
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2016-05-26 11:33
如何区别how long,how soon与how often
how long,how soon和how often都包含有how,并且都和“多长时间,多久”有关,如何区别?