全新版大学进阶英语综合教程2综合训练第四单元

全新版大学进阶英语综合教程2 综合训练 第四单元练习题（含答案） Part I Listening Comprehension Section A Directions: In this section, you will hear two news reports. At the end of each news report, you will hear two questions. Both the news report and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A), B), C) and D). Questions 1 and 2 will be based on the following news item. 1. A) Children first words. B) Eager parents. C) Music for parents. D) Toddler speech development. 2. A) Because her two-year-old son spoke many words. B) Because she was concerned about her son. C) Because she wondered if her son had speech delay. D) Because she could not understand her son. Questions 3 and 4 will be based on the following news item. 3. A) China sells about seventy percent of the world ivory. B) China will forbid ivory trade by the end of 2017. C) China has built the largest market in the world. D) China is the largest market for valuable commodities. 4. A) Because it will help preserve endangered elephants. B) Because it can save over 20,000 elephants a year. C) Because the elephant population in Asia has declined. D) Because there are only half a million elephants in Africa. Section B Directions: In this section, you will hear two long conversations. At the end of each conversation, you will hear four questions. Both the conversation and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A), B), C) and D). Conversation One Questions 5 to 8 are based on the conversation you have just heard. 5. A) Sally diamond ring. B) Sally Valen...