as families move away from their stable community, their friends of many years, their extended family relationships, the informal flow of information is cut off, and with it the confidence that information will be available when needed and will be trustworthy and reliable. 请问这个句子的同位语成分是哪个?
during the first six months of this year, major chinese internet companies saw revenue rise by 17.9 percent on an annualized basis, while internet platforms helped add over 60 million jobs in 2018.
it is only in the most difficult circumstances _______ one’s moral character can be fully tested.
your proposal that they ____ their conversation in french is quite reasonable.
教师在长期教学工作中逐渐形成的一种稳定的、个性化的教学艺术可以称为()。
problems of upbringing are recognized to be problems of relationships within the inidual family, the first necessity __________ a secure emotional background with parents who are united in their attitude to their children.