问题
选择题
There are ____________ on the floor.[ ]
A. three bag of rice
B. three bags of rice
C. three bags of rices
D. three bag of rices
答案
答案:B
There are ____________ on the floor.[ ]
A. three bag of rice
B. three bags of rice
C. three bags of rices
D. three bag of rices
答案:B