Test analysis: past participles are used as attributes and fixed sentence patterns. The first space is the attribute, the students and names are passive, and the second space is the attribute. It is reported that …, the third space is an unrestricted attributive clause, which refers to the previous sentence. It is reported that a student named Huang Yang of Fudan University was poisoned by his classmates, which shocked the whole country. Choose a.

Comments: When the participle is used as an attribute, if the verbs and nouns that constitute the participle form an active relationship, the participle is now used as an attribute; When they form a passive relationship, they use the past participle as an attribute. Individual participles should be placed before nouns and participle phrases should be placed after participles.