根据材料，回答问题。

材料：“让统治阶级在共产主义革命面前发抖吧。无产阶级在这个革命中失去的只是锁链，他们获得的将是整个世界”。

回答问题：

下列说法正确的是（      ）

根据对话内容，在每个空缺处填入一个适当的词，使整段对话意思完整，并将答案完整地写在题后答题栏中对应题号的横线上。 (每空填一词)

W：Excuse me, sir.

M: Yes, what can I ____ for you, madam?

W: It's 12 o'clock. I have been here ____ an hour to meet my father. But I saw all the passengers come out except ____. 

M: Are you sure of the ____ his flight arrives?

W: Yes, I think so. He told me he would reach the airport ____ about 1: 00 this afternoon.

M: That's true. Flight BA506 has just ____.

W: What? BA506? Well, I don't think it's ____ flight number.

M: Do you ____ his flight number?

W: It's VA407. I think . . . Oh, a minute, please. Here. I wrote ____ on my notebook. Sorry, it's VA408.

M: VA408? I see, madam. The flight was to arrive at 1: 00, but it will be two hours and twenty minutes late because of the bad weather in New York.

W: OK. Then I will ____ to wait longer. Thank you very much, sir.

M: Good luck! Madam.

阅读下面一首诗，回答问题。
                                                                                                晚春       韩愈
                                                                                草木知春不久归，百般红紫斗芳菲。

                                                                                杨花榆荚无才思，惟解漫天作雪飞。
      【注】①杨花，诗中指柳絮。