题目内容：

阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。

May: Hi, Mike. Long time no see.

Mike: Hi, May!

May: Where have you been these days? It’s been quite a long time 1.I last saw you in the library.

Mike: Well, I went to Hong Kong last month and stayed there 2._half a month.

May: Why did you stay there so long?

Mike: Er, I went there 3.(attend) a meeting to discuss how to make sure of flight 4.(safe) between countries.

May: I called you many times, but I could not get through, 5. made me very angry.

Mike: Oh, I’m sorry. I got my phone number6.(change) when I was in Hong Kong so that I didn’t have to spend so7.on my phone calls.

May: Did you have a good time there?

Mike: Yes, a very nice time. I drove around with my friends. I also paid _8.visit to the Hong Kong Disneyland. It was the first time that I 9._(see) the sea. It’s 10.(real) a wonderful experience.