1．The theory is too abstract(抽象的) for us to understand．
2．The modern sculpture(雕像) in the centre of the square has become the landmark of the town．
3．I can never get such a chance with conventional(传统的) methods．
4．It's the most ridiculous(荒谬的) thing I've ever heard in my life．
5．It is evident(明显的) that the people present are not in favor of the plan．
6．It is very difficult to predict what will happen in the future．
7．The artist combines different techniques in the same painting．
