Midterm Examination: Writing an Expository or Argumentative Essay This midterm exam asks you to write an expository or argumentative essay in a standard essay length of about 600 words on an issue or a topic of your own choice. You have more than two weeks for brainstorming, planning, drafting, revising, and submitting the essay. Peer Review Grading Rubrics for the Expository or Argumentative Essay Essay Structure (短文結(jié)構(gòu), 20 points); Thesis Statement (中心思想, 20 points); Paragraph Development/Coherence (段落擴(kuò)展與連貫, 20 points); Explanation, Support, or Reasoning (說(shuō)明或論據(jù)與論證, 20 points); Grammatical Accuracy & Variety (語(yǔ)法準(zhǔn)確性與多樣性, 10 points); Range of Vocabulary (詞匯豐富程度, 10 points). Note:　No more than 15 % of one paper is allowed to be written by or quoted from others，and scholastic dishonesty is definitely unacceptable. Plagiarism (剽竊）deserves a grade of "0."