已知F₁、F₂分别是双曲线$\frac{x^2}{4}-\frac{y^2}{b^2}=1\left(b>0\right)$的左、右焦点，P为双曲线上的一点，若∠F₁PF₂=120°，且△F₁PF₂的三边长成等差数列，则双曲线的渐近线的斜率是（　　）

读图中（P）地的五幅图，判断P地气候类型是下列中的（　）

要求: ① 语言规范，书写认真，字数50左右。

② 内容需包含表格中所给信息，可适当发挥。

③ 文中不得出现真实姓名和学校信息。

    Hello, everyone. My name is Li Daming. I have a happy family. ……

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。

For many years, volunteers, both young and old, have been helping the poor and elderly people of this area. They work long hours building wheelchair paths, fixing leaky(有漏洞的) roofs and repairing the homes of those____ need help. Their only payment is the happy smiles and grateful hearts of the people whom____have helped.

I will always remember one man in particular____he has a real enthusiasm for voluntary work. He seemed to have inspired all the people in his group with his____(cheer) spirit. Every day when I asked him____he was doing, he would reply, “I'm doing good!”____the end of the month as he was preparing to leave, I looked at all the homes he ____(fix) and had to agree that he was indeed doing____good job!

A nice house, a successful career, and a lot of money might be nice to have, but____(compare) with fixing others' home and helping those who are in need, their____(significant) is not so great.