bus→buses; gas, ass驴子 class、 actress地址; dress女装、连衣裙;waitress（女侍者）
quiz→quizzes（测验）fox→ box
请写出下列可数名词的复数形式
Match ________; branch____ coach________ watch______
sandwich_______
Flash_____ lash_____toothbrush______lash_______ candy ______
daisy____
strawberry _______ baby _____;puppy _________library
_______lady_____;
dictionary _________cherry _________ activity __________ Fairy____ story____
play - plays way、valley 山谷、donkey驴、monkey猴子、toy 玩具、boy 男孩、guy人、家伙
十四、一些单数词得改头换面一番,才能变成复数词
例：analysis→analyses分析; basi s→bases基础; datum→data数据;
foot→feet; formula公式→formulae/formulas; goose→geese; louse虱子
→lice; man→men mouse→mice; medium→media/mediums媒介;
emorandum→memoranda/memorandums备忘录; parenthesis→parentheses 圆括号; phenomenon→phenomena现象; radius→radii 半径tooth→teeth;
w oman→women
十八、compound nouns，这类复数词是以主要的名词来表示
例：daughter-in-law→daughters-in-law 媳妇; father-in-law→fathers-
in-law岳父 man-of-war→men-of-war兵舰; maid-servant→maid-servants 女仆tep-son→step-sons晚子; son-in-law→sons-in-law 女婿。