不定式做主语四
It's + 名词 + for 逻辑主语 + 不定式短语
It is a great honour for us to be present at this rally.
我们来参加这个大会是很荣幸的。
It will be a mistake for us not to help him.我们不帮助他们将是一个错误。
适用这种句型的有以下这些名词:
Pleasure, pity, mistake, honour
不定式做主语四
It's + 名词 + for 逻辑主语 + 不定式短语
It is a great honour for us to be present at this rally.
我们来参加这个大会是很荣幸的。
It will be a mistake for us not to help him.我们不帮助他们将是一个错误。
适用这种句型的有以下这些名词:
Pleasure, pity, mistake, honour