单项选择题 Question 30 is based on the follwing news. At the end of the news item, you will be given 5 seconds to answer the question. Now, listen to the news. Why does the group Teach For America recruit college graduates

单项选择题 How did the lawyer defend for the journalist

单项选择题 Question 23 is based on the follwing news. At the end of the news item, you will be given 5 seconds to answer the question. Now, listen to the news. Why does the "Big Three" introduce new fuel efficient vehicles