问题描述：
把下列词组组成名词所有格.
1.the teacher/books________
2.half an hour/walk______
3.Mary/room________
4.yesterday/evening paper________
5.Gauss/teachen________
6.a map/China______
7.a teacher/English_________
8.an old frieng/my aunt's_______
1.the teacher/books________
2.half an hour/walk______
3.Mary/room________
4.yesterday/evening paper________
5.Gauss/teachen________
6.a map/China______
7.a teacher/English_________
8.an old frieng/my aunt's_______
问题解答：
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