问题
单项选择题
Passage 3
Which of the following is not mentioned as the products of 3M Co. in this news report a. Optical film. b. Post-it notes. c. Scotch tape. d. Desktops.
答案
参考答案：D
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Passage 3
Which of the following is not mentioned as the products of 3M Co. in this news report a. Optical film. b. Post-it notes. c. Scotch tape. d. Desktops.
参考答案：D