根据所给的首字母用适当的词语填空,使短文完整通顺.WhatisatypicalAmericanfamilylike?IfAmericanareaskedtonamethe(m)oftheirfamilies,theyarehusband,wifeandchildrenlikemostChinesefamilies.Since1950s,theAmeri

　　根据所给的首字母用适当的词语填空,使短文完整通顺.

　　WhatisatypicalAmericanfamilylike?IfAmericanareaskedtonamethe(m)oftheirfamilies,theyarehusband,wifeandchildrenlikemostChinesefamilies.

　　Since1950s,theAmericanfamilyhas(c)alot.Inthe1950s,70%ofAmericanfamilieswerelikethis-husband,wifeandtwochildren.Thefatheroften(m)moneyforthefamilyandthe(m)wasahomeworkerwhotookcareofthechildrenanddidnot(w)outsidethehome,andtheyhadtwochildren(u)theageof18.Yetinthe1990s,only8%ofAmericanfamilieshadaworkingfather,astay-at-homemother,andtwochildrenunder18.About18%ofthemhadtwoparentswhowere(b)workingandoneormorechildrenundertheageof18livingathome.That(m)only26%ofthefamiliesintheUnitedStateshadtwoparentsandtheirchildren.Othersare:30%weremarriedcoupleswithout(c);about8%weresingleparentsandtheirchildren;about11%were(u)couplesandotherslivingtogetherandin25%ofthefamilies,therewassomeonelivingalone.