题目内容：

they live in a place that many people from Singapore do not know exists.
that 引导什么从句?
know --exists ,exist 只有动词的词性,这个为什么在know后面?

优质解答

that 引导定语从句修饰place,that指代place.从句还原为：many people（主语） from Singapore（后置定语） do not know（谓语） (that=the place) exists（宾语从句）.the place exists是宾语从句,在从句中做know的...