happy→ unhappy(加前缀) happiness(加后缀)

　　例题1： the workers in that factory manufacture furniture. (2003年职称英语卫生类c级)

　　a. promote

　　b. paint

　　c. polish

　　d. produce

　　答案：d

　　例题2： even in a highly modernized country, manual work is a still needed. (2003年职称英语卫生类c级)

　　a. mental

　　b. physical

　　c. natural

　　d. hard

　　答案：b

　　man-, manu- =hand

　　manage(管理)， manual(体力的，手册)， manuscript(手写稿)， manufacture(生产)， manumit(释放)

　　例题3：about one million americans are diagnosed，annually with skin cancer. (2004年职称英语卫生类c级)

　　a. every year

　　b. severely

　　c. actively

　　d. every month

　　答案：a

　　ann= year

　　anniversaire (french)

　　anniversary, annals(编年史), annuity(年金)