这个句型是it is surprising that，例如：
1、It is surprising that it has taken people so long to take advantage of what is a win-win opportunity.真奇怪，人们居然用了这么长时间才把握住一个万无一失的机会。
2、It is not surprising that children learn to read at different rates.小孩子识字的速度不同，这不足为奇。
3、It is not surprising that such a view has led to very considerable conflict.这样的一种观点引起很大的分歧是不足为怪的。
