{MP3:http://wximg.233.com/attached/media/20160707/20160707153029_4715.mp3}
听音频,回答下列题.
What is Jack going to do?
A.Hurry to his office. B.Meet Professor Johnson. C.Help Mary carry the books.
参考答案:
答案解析:
What do the underlined words "a grey area" in paragraph 2 re
What do the underlined words "a grey area" in paragraph 2 refer to? A.The discov