根据对话内容，在每小题的空白出填入适当的话语，使对话完整。

Kate: Hi, Kate speaking.

Lucy: Hi, Kate (1)___________. Do you want to see a film this afternoon?

Kate: Oh, that's very nice of you to invite me.

Lucy: (2)___________?

Kate: It's about animals in danger, and what the government is doing to protect them.

Lucy: Oh, that sounds interesting. (3)___________?

Kate: It's starts at five o'clock. Let's meet at half past four.

Lucy: OK. (4)___________.

Kate: At the school gate.

Lucy: OK. See you then. Kate: (5)___________.

害虫的来源一般有哪三个途径？