關于ｔｈａｎ引導的定語從句（１）
2008-12-31 00:00:00張滿勝
新東方英語 2008年12期
有讀者來信問到下面這道題該如何解答：
Families have also experienced changes these years. More families consist of one parent households or two working parents; consequently， children are likely to have less supervision at home __ was common in the traditional family structure.
