https://online2.tingclass.net/lesson/shi0529/0009/9253/341.mp3
https://image.tingclass.net/statics/js/2012
Why are you here?
你為什么來這里?
I'm here to study English.
我來學英語。
How long have you been studying?
你在這兒學了多久了?
Three months.
三個月。
study v.&n.學習;調(diào)查,研究(成果);書房
how long 多久