单句改错 That is certain that we can win．

单句改错

That is certain that we can win．

试题答案

答案：That→It

当主语后移时，前面应用it作形式主语，不能用that或this。

故答案为That→It

用it作形式主语的情况如下：1)谓语是seem，appear，be(im)possible，be a pity，be a wonder，be likely等。2)在It is known…; It is said…; It is hoped…; It is believed…等惯用的被动结构中。不用其他代词代替。