2012年英语四级考试仔细阅读练习

2012年英语四级考试仔细阅读练习(4) Part II Reading Comprehension 　　(35 minutes) 　　Directions: There are 4 passages in this part. Each passage is followed by some questions or unfinishedstatements. For each of them there are four choices marked A), B), C) and D). You should decide on the best choice and mark the corresponding letter on the Answer Sheet with a single line through the center. 　　Passage one 　　Questions 21 to 25 are based on the following passage. 　　Some pessimistic experts feel that the automobil