语法同步练习
写出下列单词的复数形式。
1. child 	___________
2. foot 	___________
3. pencil	___________
4. deer 	___________
5. sheep 	___________
6. ruler	___________
7. Chinese	___________
8. Japanese	___________
9. mouse	___________
10. man 	___________
11. woman 	___________
12. tooth 	___________
13. fish 	___________
参考答案
children,feet,pencils,deer,sheep,rulers,Chinese,Japanese,mice,men,women,teeth,fish