英语的简单句，一般有下列几种句型结构：The sun rises in the east. （主谓）We are working. （主系表）He likes dancing. （主谓宾）We elected him monitor. （主谓宾宾补）He gave me a book yesterday. （主谓间宾直宾）He gives some money to the poor man.（主谓直宾间宾）请写出下列句子的句型结构：The tree has grown much taller than before. ( )这棵树比以前长得高多了。