He was impressed by Marco.Marco was surprised to see people using paper money. impressed 看成是动词的过去分词还是形容词,surprised 看成是动词的过去分词还是形容词?有何区别?如何区分?是否只是看词典上这些词有无形容词用法就行?
As the forests get smaller and other human activities cause more problems, pandas cannot find enough to eat and they are having fewer babies.老师好,这句话中,to eat 作什么成分?作目的状语?还是作定语修饰enough?