【題目】We should save energy by _________ the lights when we leave a room.
A.getting off
B.showing off
C.taking off
D.turning off

【答案】D
【解析】句意:我們應(yīng)該通過(guò)離開房間時(shí)關(guān)燈來(lái)節(jié)能。get off下車;show off炫耀;take off起飛;turn off關(guān)上;根據(jù)save energy可知要節(jié)能,應(yīng)在離開房間時(shí)關(guān)燈,turn off the lights關(guān)燈,故選D。

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