You are probably well enough to take a little light exercise.
你恢復得不錯，大概可以做些輕微的運動了。
Recent research has thrown new light on the causes of the disease.
最近的研究可以使人進一步了解導致這種疾病的原因。
He came up to me and asked for a light.
他走到我跟前來借火。
The lights changed to red before I could get across.
我還沒來得及通過，紅燈又亮了。
In the light of later events the decision was proved right.
從后來發生的事看，這一決定證明是正確的。