为什么不能用it is sure that,而可以it is certain that

为什么不能用it is sure that,而可以it is certain that 造句it is certain that. She has an advantage over you .It is ___ (sure/certain) that It is (sure /certain )that I have read teh article of import It's certain that it's sure that区别,语法, It is for sure that + .这种句型可以吗 It is certain that he will win the match.这句话中的that可以省略吗 It is for sure that the 有没有it is sure that 名词性从句类别判断It is sure/certain that +.这种句型到底是宾语从句还是主语从句? the question is（ that if ）it is worth doing that if 为什么不能用在这 It is certain that he will come.这个句子改为was certain that he wo