试题题干
Rewrite the following sentences as required.
Combining the two sentences by using a relative clause：
The millionaire has made a public appeal．His son ran away from home a week ago．
参考答案
试题解析
两句中millionaire和his是可以用关系代词替代的，所以用whose引导从句。
句意：一周前，儿子离家出走的百万富翁已经向公众发出呼吁。