1. Upon her death he examined her brain tissue and found the distinctive lesions that are now hallmarks of the disease.

　　【结构分析】句子的主干是：he examined her brain tissue and found the distinctive lesions;“that are now hallmarks of the disease”为that引导的从句充当“the distinctive lesions”的后置定语;“Upon her death”为时间状语。

　　2. Those who agree will no doubt welcome the growing success of researchers striving to develop “diet pills” that provide a technical fix for those incapable of losing weight any other way.

　　【结构分析】句子的主干是：Those will no doubt welcome the growing success of researchers;“who agree”为who引导的从句充当“Those”的后置定语;“striving to develop “diet pills””为分词短语充当“researchers”的后置定语;“that provide a technical fix for those incapable of losing weight any other way”为that引导的从句充当““diet pills””的后置定语。

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