—They are testing the 3D printer. Don’t you come and see it? —What? 单选题 (10 分) 10分 A. Where is it displayed? B. It really matters. C. That’s fine.

—They are testing the 3D printer. Don’t you come and see it?

—What?
单选题 (10 分) 10分
A.
Where is it displayed?

B.
It really matters.

C.
That’s fine.

出自：国家开放大学理工英语4

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