如图，正比例函数$y=\sqrt{3}x$与反比例函数$y=\frac{k}{x}\left(k\ne 0\right)$的图象在第一角限内交于点A，且AO=2，则k=____ ．

希腊雅典城邦的“民众法庭审判官由公民抓签选出，任期只有一年，每个公民一生中只能担任两次审判官的职务。”此规定( )

若代数式(m-2)x²+5y²+3的值与字母x的取值无关，则m的值是（   ）

任务型阅读

　　There are some students in front of the lost and found box. The duty monitor Alan is asking some questions.

Alan: Jim, is this your English book?

Jim: No, it isn't.

Alan: Linda, is this your English book?

Linda: Yes, it is. Thanks.

Alan: Gina, what colour is your pencil?

Gina: It's green.

Alan: Is this your pencil?

Gina: Yes, it is. Thank you.

Alan: What is your name?

Jenny: My name is Jenny.

Alan: Is your ruler green or yellow?

Jenny: It's green. There’s my name “Jenny” on it.

Alan: Oh, here you are.

Alan: Here’s a nice bag; whose bag is this?

Paul: Let me see. . .  Oh, it's mine.

Alan: Look at the cute doll. Is this yours, Mary?

Mary: No, it isn't. I think it’s Betty's. Is there a watch in it?

Alan: Sorry, I haven’t seen it so far.

根据对话内容, 完成以下任务。