请问下哦,How long does he stay here?与How long has he stayed here?有什么不同?

请问下哦,How long does he stay here?与How long has he stayed here?有什么不同? How long does it last? how long does her hobby How long does the love 请问It is about 15 minutes' walk.可以用How long does it take?来提问么How long does it take?这句话本身完整吗? how long does it take you? how long does tom learn chinese?是什么 How long does it take by t()? how long does each class last How long does each show last? how long does summer last 怎么回答 how long does this spell last? how long does a pupa last How long does the camp last? How long does the journey u___ take long ,birthday ,does ,last ,how ,party ,your ) how long does the trip take How long does Water-splashing Festival iast?