The ultimate objective of cloning technology is to cure human diseases.
What does the underlined part function as?
A、predicate
B、subject complement
C、object complement
D、purpose adverbial
英语语法与句子写作

章节列表

Unit 1 Sentence Components I （句子成分 I）9Unit 2 Sentence Components II （句子成分II）9Unit 3 Subordinate Clause I （从句I）17Unit 4 Subordinate Clause II（从句II）15Unit 5 Basic Types of English Sentences（句子基本类型）10Unit 6 LBT Analysis（LBT长难句分析）17Final Exam25