单项选择题

Conversation 1
Questions 6 and 7 are based on the following conversation.
[听力原文]6-7
W: Would you like to have a look at our factory
M: Sure, I’d love to.
W: This way, please.
M: Thank you. Oh, how beautiful!
W: Our factory has been in this business since 1982.
M: Do you have a catalogue or something that tells me about your products
W: Yes. I’ll get you one later.
M: Thanks.

When did the woman’s factory start to be in this Business（）

点击查看答案&解析