帮忙把一个句子改写为强调句.Scientists warned that greenhouse gases would
帮忙把一个句子改写为强调句.
Scientists warned that greenhouse gases would warm the earth by trapping heat energy in the atmosphere.
强调开头的“Scientists”
还有强调句是用It's .(强调部分)that.,that后面的内容把原句中除需要强调的部分去掉全部抄下来吗?有什么情况是需要改动句子的吗?