这道题是强调句还是定语从句?

问题描述:

这道题是强调句还是定语从句?
例句:_Is_ was known to us all that Johnson had broken his promise _that_ he would give each of us a small gift.
框里面为什么不能填as;which?强调句不是去掉it's 和that 仍然构成完整句子的才叫强调句吗?这句话去了这两样就不是完整句子了呀.

_It_ was known to us all that Johnson had broken his promise _that_ he would give each of us a small gift.这个句子里面既没有强调句,也没有定语从句.(注意:句子开头的单词不是Is,而是It.)分析如下:第一个...