Grammar quiz week 23

One street, many _. street streets streats One elephant, two _. elephants elefants elephantes One box, several _. box boxs boxes One goose, plenty of _. gooses goose geese One fish, many _. fishes fishs fish One class, three _. class class' classes A rocket, two _. rockets rocketes rockets' One magnifying glass, four _. magnifying glass magnifying glasses magnifying glass' A knife, several _. knifes knives knifs One tiny mouse, millions of tiny _. mouses mouse mice