how long this factory (开办)

How long-this library-? how long this factory (开办) how long have you studied in this how long does this spell last? How Long (Will This Love Last) 歌词 How long ----you ----(live) in this town. How long _____ have _____ this village? how long may i take this book还是how long may i keep this book How long did this last like this?..意思.. 翻 译 How long have you been like this? how long have you been like this的句子成分是什么? how long have you kept this book?这句话对吗? How long will this last? 是什么意思?last不是形容词吗? How long have you brought this book?哪有错 翻译How long has this food store been in business? 填空:How long has Mr.Black been t_______in this school? How long can I keep this book?是什么意思 How long need I keep this book?哪儿错了