下列单词的复数

问题描述:

下列单词的复数
1 door 2 animal 3 baby 4 monkey 5 deer 6 mouse 7 radio
8 potato 9 man 10 Japanese 11 boss 12 watch 13 leaf
14 roof `5 child 16 German 17sleep 18 tooth

doors animals babies mokeys deers mice radios potatoes men Japanese
bosses watches leafs/leaves roofs children Germans sleep teeth