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【题目】At the exhibition, the TV maker one of its low energy TV screens.

A. laid off B. took off

C. dropped off D. showed off

【答案】D

【解析】

试题解析:句意:在这次展览会上,该电视生产商展示了其生产的一款节能电视屏。lay off解雇,停止;take off拿掉,取下;drop off……下车;show off展示,炫耀。

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