新版2016的og语法,有一道题一直搞不明白。34题
Although schistosomiasis is not often fatal , it is so debilitating that it has become an economic drain on many developing countries.
这里的两个it是同时指代schistosomiasis吗?在我看来前一个it 是 it is 句型的形式主语,而后面一个it 指代 schistosomiasis。所以我认为这两个it指代不同的词,所以这个正确选项我有一些疑问。想问问各路大神怎么看?谢谢啦~回帖必上750~不回贴的也都有700哈哈~
亲说的对谢谢亲~我刚才猛敲自己的脑袋喔唷!it到底指代什么把它带进去看看是不是make sense: Although schistosomiasis is not often fatal , schistosomiasis is so debilitating that schistosomiasis has become an economic drain on many developing countries.