储存黄酒最理想的容器是（）。
A.金属罐
B.玻璃瓶
C.塑料瓶
D.泥陶罐
参考答案：D
某农户承包本村村办企业，该企业收入应计入（）收入。
A.村组集体经营
B.私人企业
C.个体工商户
D.其他经营
Tom ______ swimming for 3 hours, and his son ______ an hour ago. [ ]
A. has started; has started
B. have started; has started
C. started; started
D. has been; started
