2019高考英语必备：经典长难句分析及重点词汇用法(57)
Their study found that theobromine, found in cocoa, was nearly a third more effective in stopping coughs than codeine, which was considered the best cough medicine at present.
(句式翻译)他们的研究发现可可含有的可可碱治疗咳嗽的有效性比可待因高三分之一，可待因目前被认为是最好的治咳嗽的药。
(句式分析)本句是复合句，which在句中引导非限制性定语从句，修饰先行词codeine，found in cocoa作后置定语。
(词语点拨)consider v.考虑;认为
I’m considering going abroad some day.
我一直考虑有一天出国。
He considered how he should answer the question.
他考虑应当怎样回答这个问题。
We have to consider what material to use first.
我们先得考虑用什么材料。
We consider that a friend in need is a friend indeed.
我们认为患难之友才是真正的朋友。
At first they considered me as a doctor.
起初他们认为我是医生。
We consider this matter to be very important.
我们认为这件事很重要。
(语法点拨)过去分词作定语，具体用法参见第44句。
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