Fill in the Blanks PluralsOnline version Type the plural form of each word by Mary Hattick 1 potatoes crosses friends mosquitoes sisters cats in countries watermelons law cows mice houses staples men foxes sheep stories farms computers doors smiles women children stores loaves oxen teachers live churches meters mouse - - ; woman - - ; house - - ; ox - - ; friend - - ; sheep - - ; door - - ; church - - ; potato - - ; cat - - ; cow - - ; mosquito - - ; man - - ; child - - ; story - - ; store - - ; watermelon - - ; sister - in - law - - - - ; smile - - ; meter - - ; fox - - ; cross - - ; staple - - ; farm - - ; computer - - ; teacher - - ; country - - ; loaf - - ; life - -