They think that she is the best singer that France has ever produced.
第一个that引导的是think的宾语从句,that不充当成分
第二个that引导的是singer的定语从句,that充当从句的成分
他们认为她是法国有史以来做好的歌手
According to the report,a strange flying object was seen over New Jersey last night.
According to the report 分词做状语
was seen 被动语态
根据报告,昨晚一个奇怪的飞行物被看到飞过New Jersey
People say that the murderer was hiding in the woods.
that引导say的宾语从句,吧充当成分
人们说谋杀者正隐藏在树林里
We feel that very little was done to prevent the accident.
that引导feel的宾语从句
我们感觉为了防止事故所做的太少了
We Know that you were in town on the night of the accident.
that引导know的宾语从句
我们知道事故发生的那个晚上,你在镇子里