题目

听下面一段较长对话，回答以下小题。【1】What is the survey about?A. Holiday destinations. B. Travel experiences C. Booking platforms【2】When did the man arrive in Lhasa?A. At 4: 00 am. B. At 5: 00 pm C. At 7: 00 am.【3】What was the man content with about the hotel?A. The room B. The food. C. The location. 答案：【答案】【1】B【2】A【3】C【解析】W: Hello. I work for Sunny Tour Holidays and I’m interviewing people about their holidays. Would you mind answering a few questions for our survey?M: No, not at all.W: Thanks a lot. First, could you tell me about travel arrangements for your last holidays? Did you experience any difficulties in your journey?M: Well, our plane didn’t take off on t如图，在?ABCD中，BE⊥AB交对角线AC于点E，若∠1=20°，则∠2的度数为__．