关于what it is that的疑问The search for what it is that ignites the human spirit,overcoming the unexpected and discovering the unknown.这句话的意思是：探索是什么点燃了人类精神,克服意想不到之事,发现未知世界...wha

关于what it is that的疑问The search for what it is that ignites the human spirit,overcoming the unexpected and discovering the unknown.这句话的意思是：探索是什么点燃了人类精神,克服意想不到之事,发现未知世界...wha
关于what it is that的疑问
The search for what it is that ignites the human spirit,overcoming the unexpected and discovering the unknown.
这句话的意思是：探索是什么点燃了人类精神,克服意想不到之事,发现未知世界...
what it is 做的是什么成分,为什么不能改成what ignites...

关于what it is that的疑问The search for what it is that ignites the human spirit,overcoming the unexpected and discovering the unknown.这句话的意思是：探索是什么点燃了人类精神,克服意想不到之事,发现未知世界...wha
what ignites 也对,只不过这里用了强调句式,即it is what that ignites...在这里what it is 相当于一个形式主语

我想你可能被误导了吧，看的是 what,我感觉那句话看上去有点想强调句，这样it is that只是句型标志没有实际意义，而强调的是作后面句子的主语，同时有是for的宾语，我不是专业的你就当个参考吧