在下面一段文字给①②③④处补写恰当的语句，使整段文字语意完整连贯，内容贴切，逻辑严密。

有志于学习写作的人，①。感知敏锐的人，善于洞察前景，见微知著，透过现象抓住事物的本质。 相反感知迟钝的人，则过于拘泥和死板，②，③；只看到过去，看不到未来。写作者要学会感知，善于透视，从平淡的事件中洞察其深刻的意义，④，从细小事物中得出人生哲理。

古诗文默写。

补全对话。每空一词。

Dave: Hi, Mona! I am going to have a birthday ____. I want to have it on Saturday evening. Can you come?

Mona: Oh, I am going to  ____ my grandfather on Saturday evening.

Dave: What about Sunday?

Mona: I have to take the piano lessons.

Dave: Oh! When are you ____ then?

Mona: Well, Friday is fine.

Dave: Friday? That’s tomorrow! OK. We can have it then. Can you ask Ali to ____    us?

Mona: Sure. When and where shall we meet?

Dave: Near our school gate at half ____ four.

Mona: Great! See you then!

Dave: Bye!

终身学习的目的是掌握更多更新的知识。（   ）