写出下列名词的复数形式 gun gas cup dog dish class bus play toy holiday tomato potato zoo radio要用复数形式的啊!另外我在加几个 half leaf wife knife tooth man englishman german Frenchman sheep Chinese Japanese police new mouse trousers ladywriter tooth-brush manteacher womandoctor motner-in-law

guns gas(不可数) cups dogs dishes classes buses plays toys holidays halives leaves wives knives teeth men Englishmen Germen Frenchmen sheep(单复数同形) Chinese(单复数同形) Japanese(单复数同形) police(单复数同形) news mice trousers(裤子没有复数) ladywriters tooth-brushes menteachers womendoctors motners-in-low

halves
leaves
wives
knives
teeth
men
englishmen
germans
Frenchmen
sheep
Chinese
Japanese
polices
news
mice
trousers
ladywriters
tooth-brushes
men
teachers
women
doctors
mother-in-law

guns,gas,cups,dogs,dishes,classes,buses,plays,toys,holidays,tomatoes,potatoes,zoos,radios
halves,leaves,wives,knives,teeth,men,englishmen,germans,
frenchmen,sheep,chinese,japanese police,news,mice,trousers,ladywriters,tooth-brushes,man teachers,woman doctors,mother-in-laws