':return: æ¶èå€¹åææé®é¢ïŒè¿åçæåš
:rtype: Question.Iterable'

@property
def questions(self):

    self._make_soup()
    for question in self._page_get_questions(self.soup):
        (yield question)
    i = 2
    while True:
        soup = BeautifulSoup(self._session.get(((self.url[:(-1)] + '?page=') + str(i))).text)
        for question in self._page_get_questions(soup):
            if (question == 0):
                return
            (yield question)
        i += 1
