Passage 1
　　Historians of the war can be  1 into two schools. The  2 considers that it was the unavoidable outcome of conflicting interests between Northern and Southern states. The second blames it  3  political leaders for __4__ to avert an unnecessary war.
　　Analysts are also divided on whether the issue of slavery was the primary cause of the war,  5 a symptom of other more critical differences—especially sectional interests and the doctrine of states’ rights—between the North and South  6 had been developing since the formation of the American republic.
　　The fundamental distinction was economic. In the early 1840s the Northern states began the process of industrialization, modernizing their society to  7 the demands of economic change. 8 conclusion, the slogan of Abraham Lincoln’s Republican party, “free labor, free land, free man” encapsulated the ideology of valuing the freedom of individuals to grasp the opportunity 9 economic self-advancement in a booming, expanding society.
　　The Southern states remained stubbornly agricultural 10 economically and socially. It was a backward-looking way of life of tall white mansions on great plantations dependent on a labour system which made slaves of approximately 4 million black Americans.
　　America was thus divided by economic structure, and was led into fratricidal (杀同胞的) warfare by  11 series of political clashes. The mos

For Question 1, select one answer choice.　 The main point of the passage is to ______. 请阅读Passage 1。完成第小题。Passage 1African elephants have been slaughtered at alarming rate over the past decade, largely because they are the primary source of the worlds ivory. Their population has been dw According to the passage, “They don’t talk the same language” (Paragraph 1), can refer to problems in ______. For Question 1, select one answer choice.　 The author of the passage is primarily concerned with ______. (1). (单选题) According to the passage, advertisements will NOT make us ____________. (本题2.0分) According to the passage, the word “economical” (para.1) refers to all of the following except_____._ According to the passage, the word “economical” （para.1） refers to all of the following except_____（） Passage 2 What is this passage mainly about? Passage _____ is an argument, and Passage ______ is a counter-argument. For Question 1, select one answer choice.　 In the passage, “gold standard” most nearly means ______. According to the university president in Passage 1, what did the parents remind their children to do before they left for college（） II. Choose the correct answers after reading the passage.1.What did the group do first in the morning? They . Reading 1Read the text and choose the best answer.Which of the following best expresses the main idea of this passage（） (1). (单选题) In the passage the author’s attitude towards “mixed-ability teaching” is _____. (本题2.0分) The passage is about how to resolve conflicts — there are three ways according to the passage. The passage is ______. The passage is The passage is The passage is ______. Question 15 is based on the passage of question 11.What is the main idea of the passage（）