light的过去式： lit、lighted；
light的现在分词： lighting；
light：n.光；光线；adj.充满亮光的；v.点燃；adv.轻地
第三人称单数： lights复数： lights过去分词： lit lighted比较级： lighter最高级： lightest
Recent research has thrown new light on the causes of the disease.
最近的研究可以使人进一步了解导致这种疾病的原因。
He came up to me and asked for a light.
他走到我跟前来借火。
The lights changed to red before I could get across.
我还没来得及通过，红灯又亮了。
In the light of later events the decision was proved right.
从后来发生的事看，这一决定证明是正确的。
Don't strain your eyes by reading in poor light.
别在光线差的地方看书把眼睛给伤了。
She could just see by the light of the candle.
她借着烛光勉强能看见。
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