英语分子成分分析It should be obvious that cetaceans are mammals.It是形

来源：学生作业帮编辑：拍题作业网作业帮分类：英语作业时间：2024/05/03 03:37:34

英语分子成分分析
It should be obvious that cetaceans are mammals.
It是形式主语,指代cetaceans.
should be obvious在句子中是什么结构呢.

主系表结构.it 作形式主语,情态动词后面跟be动词时用原型,should be.后面的obvious是形容词作表语.that 后面是从句

It is obvious that.. it is obvious that 造句 it is obvious that是什么意思是用 it is obvious that 还是用 obviously It should be obvious to everyone _____ we need to make some It is obvious that 结构的用法 It was not immediately obvious that water was to be fundamen It is obvious that mobile phones are quite popular nowadays帮 It is obvious that the cases about love are within easy reac 这个是同位语从句吗7.It is obvious to the students ___D___ they should It was not obvious that it was a school; That's just as it should be.AS引导表语从句可以在表语从句中充当成分吗