问题
选择题
The class ____ big. Now the class ____ practising swimming. [ ]
A. are; are
B. is; is
C. is; are
D. are; is
答案
答案:C
The class ____ big. Now the class ____ practising swimming. [ ]
A. are; are
B. is; is
C. is; are
D. are; is
答案:C