会计学lazyemployeen.雇员mann.男人hard-workingadj.勤奋的officen.办公室salesreps推销员assistantn.助手employeehard-workingadj.勤奋的Jackisahard-workingstudent.Jackishard-working.salesrepsofficeofficeassistantonemanchild---childrenfoot---feettooth---teethmouse---miceman---menwoman---women注意：与man和woman构成的合成词，其复数形式也是-men和-women。但German不是合成词，故复数形式为Germans单复同形如：deer，sheep，fish，Chinese，JapaneseWriteintheirregularpulralsofthesenouns：Howdoyoudo?4.Whataretheirjobs?What'syour/his/herjob?Whataretheirjobs？Whataretheirjobs？Whataretheirjobs？Whataretheirjobs？Whataretheirjobs？Aretheytaxidriversorteachers？Aretheyhousewivesorpolicemen？