把下面单词变成复数形式

问题描述:

把下面单词变成复数形式
1.boat 2coat 3 bike 4bird 5class 6bus 7box 8egg 9bike 10desk 11tree 12cake 13teacher 14child 15man 16 woman 17boy

1boat-boats 2coat-coats 3 bike-bikes 4bird-birds 5class-classes 6bus-buses 7box-boxes 8egg-eggs 9bike-bikes 10desk-desks 11tree-trees 12cake-cakes 13teacher-teachers 14child-children 15man-men 16woman...