Which part functions as the subject in the sentence: 'The recently passed Environmental Protection Act significantly reduces industrial emissions.'?
答案解析
Core concept: Subject identification.
Analysis:
1. The subject is the 'doer' of the main verb. Here, 'The...Act' is the noun phrase performing the action 'reduces'
2. Key identifier: The complete subject includes the article and modifiers ('The recently passed Environmental Protection Act')
3. Error options:
A. Adjective phrase modifying subject
C. Verb phrase
D. Object of the verb
正确答案：B