可悲的事实是，许多老年人独居，很少有人探望。
The sad fact is that many elderly people live alone with few visitors.
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the英 /ðə/|美 /ðə/|英 /ðiː/|美 /ði/
sad英 /sæd/|美 /sæd/
fact英 /fækt/|美 /fækt/
is英 /ɪz/|美 /ɪz/
that英 /ðæt/|美 /ðæt/
解释
The + 形容词 + fact + is (that) 用于陈述一个（常为不幸或沉重但）真实的事实，将听者的注意力聚焦在该事实上。句法上，整个 The + adj + fact 名词短语是主语，that 从句是表语从句。
The sad fact is that many elderly people live alone with few visitors.
The + 形容词 + fact + is (that) 用于陈述一个（常为不幸或沉重但）真实的事实，将听者的注意力聚焦在该事实上。句法上，整个 The + adj + fact 名词短语是主语，that 从句是表语从句。