I think it's very well drawn是什么句式

I think it's very well drawn是什么句式
I think it's very well drawn是什么句式

I think it's very well drawn是什么句式
这是一个含有宾语从句的复合句.
主句是主谓宾即SVO结构,即主语I,谓语think,后面的it's very well drawn是宾语（从句）.
宾语从句的引导词that被省略,从句中句子主语是it,而谓语是is drawn,very well是状语.