【探究寻规】 用所给动词的正确形式填空, 并指出其在句中所作的成分。 ①The criteria are so strict that it is difficult to get new ideas ________ (accept) unless they are truly novel. ( ) ②So Alexander became_________ (interest) in helping deaf people communicate and in deaf education. 　( ) ③The _____ (fall) leaves covered the whole road. 　( )

accepted

interested

fallen

作宾语补足语

作表语

作定语