问题 选择题

Some supermarkets are open _______8 :30 a. m. and 8 :00 p. m. ______ Mid-autumn Day.     [ ]

A. at; during                        

B. between; during      

C. between; in                        

D. about; in

答案

答案:B

问答题
单项选择题 A1/A2型题