1. (2019八上·黄浦期末) 根据你听到的对话和问题，选出放恰当的答案（   ）

Have you finished reading the book?<br />I have just finished half of it.<br />Oh my god! You mean you have just read 78 pages?<br />Yes, but don't worry, I will finish it soon.<br />Question<br />How many pages has the book got?