第16题: [单项选择]I didn't {{U}}immediately{{/U}} realize that how serious the situation was. A. once more B. right now C. fight down D. once again 参考答案:B 答案解析:[解析] 借助划线词所在的搭配结构“……意识到”判断B“立刻”是答案。该句的大意是“我当时没有意识到情况有多严重。”once again=once more“再一次,再来一次”,right down“
第30题: [单项选择]Questions 18 to 20 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions. In 2009, how many countries were planting genetically engineered crops A. 96. B. 80. C. 25. D. 7. 参考答案:C 答案解析:[听力原文] 18-20 American farmers first planted genetically engineered crops in nineteen ninety-six