It is + 名词 + that从句 It is a fact/a shame/a pity/no wonder/ good news/…that… It is + 形容词 + that从句 It is necessary/strange/important/ possible/likely/…that…这类主语从 句中,谓语动词常为(should)+动词原形 It is + 过去分词 + that从句 It is s...