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Hightechreferstoanyinvention,systemordevice    usesthen...

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问题详情:

Hightechreferstoanyinvention,systemordevice    usesthen...

High tech refers to any invention, system or device    uses the newest ideas or discoveries of science and engineering.

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【回答】

C

知识点:复合句

题型:选择题

标签:usesthen