题目内容：
About how many customers come to Harold' s on an average day?
A．30,000 B．300,000．
C．1．5 million．
D．9 million
参考答案：
答案解析：
单选题：About how many customers come to Harold' s on an average day
- 题目分类：公共英语四级
- 题目类型：单选题
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B．300,000．
C．1．5 million．
D．9 million