In the last two years we ________ new ways to do this.
A、are investigating
B、have been investigating
A、are investigating
B、have been investigating
学术英语论文写作
章节列表
Chapter 2 Introduction to Academic Writing3Chapter 3 Citation and Plagiarism9Chapter 4 Textual Development at the Lexical Level16Chapter 5 Sentence Structure5Chapter 6 Writing a Paragraph7Chapter 7 Common Types of Short Academic Essay4Chapter 8 Shaping your Topic and Structure13Chapter 9 Writing Introduction and Method1Chapter 10 Writing Results and Conclusion2Chapter 11 Writing Abstract and Key Words4Chapter 12 Paper Publication5Final Exam32