The newer understanding of the health hazards of passive smoking were underscored in another report.

问题描述:

The newer understanding of the health hazards of passive smoking were underscored in another report.
其中underscored要替换,重组整个句子

underscored可用emphasized替换:
The newer understanding of the health hazards of passive smoking were emphasized in another report.
重组句子:
The other report emphasized the newer understanding of the health hazards of passive smoking.

In another report, the emphasis was on the newer understanding of the health hazards of passive smoking.