问题
选择题
Are those ______books on the ______desk? [ ]
A. math; teacher
B. math's; teacher's
C. math; teacher's
D. math's; teacher
答案
答案:C
Are those ______books on the ______desk? [ ]
A. math; teacher
B. math's; teacher's
C. math; teacher's
D. math's; teacher
答案:C