根据所给的首字母用适当的词语填空,使短文完整通顺.
What is a typical American family like?If American are asked to name the (m ) of their families,they are husband,wife and children like most Chinese families.
Since 1950s,the American family has (c ) a lot.In the 1950s,70% of American families were like this-husband,wife and two children.The father often (m ) money for the family and the (m ) was a home worker who took care of the children and did not (w ) outside the home,and they had two children (u ) the age of 18.Yet in the 1990s,only 8% of American families had a working father,a stay-at-home mother,and two children under 18.About 18% of them had two parents who were (b ) working and one or more children under the age of 18 living at home.That (m ) only 26% of the families in the United States had two parents and their children.Others are:30% were married couples without (c );about 8% were single parents and their children;about 11% were (u ) couples and others living together and in 25% of the families,there was someone living alone.