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本课程起止时间为:2021-11-17到2022-01-22
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Unit 3 Whatever Happened to Manners 3.4 Quiz 3 on Unit 3
1、 问题:Once a picture is proved to be a forgery, it becomes quite ____.
选项:
A:invaluable
B:priceless
C:unworthy
D:worthless
答案: 【worthless】 点我阅读全文