A-A+
At first Sam Walton was the owner of a ______
问题详情
At first, Sam Walton was the owner of a ______.
A．grocery
B．five-and-dime store
C．low-end restaurant
D．laundry
参考答案
正确答案：B
解析：本题可从选项人手，看看哪个选项在Sam Walton这个人名附近有提及，这样一来就可以确定选项B为本题答案，其他选项都没有在原文提及。
