（Ⅰ）在直角坐标系中，求点A，B的直角坐标及曲线C的参数方程；

（Ⅱ）设点M为曲线C上的动点，求|MA|²+|MB|²取值范围．

阅读下面文字，回答问题：

         景春曰“公孙衍、张仪岂不成大丈夫哉？一怒而诸侯惧，安居而天下熄。”孟子曰“是焉得为大丈夫乎？子未学礼乎？丈夫之冠也，父命之；女子之嫁也，母命之，往送之门，诫之曰‘往之女家，必敬必戒，无违夫子！’以顺为正者，妾妇之道也。居天下之广居，立天下之正位，行天下之大道。得志，与民由之；不得志，独行其道。富贵不能移，贫贱不能淫，威武不能屈，此之谓大丈夫。”    

何谓大丈夫？（用原文回答）

当一艘客轮从西非经大西洋，过直布罗陀海峡，经红海，向东横渡北印度洋，一路上

均为昼短夜长，客轮通航情况应为(　　)

阅读理解,阅读下面材料，根据材料内容和要求，从题后选项中选择一个最佳答案。

                Moving On

The end of school is here at last

It has come so very fast

We look ahead with such delight

The future looks so very bright

It's now time to say goodbye

We're all leaving junior high

Other people, other places

Different schools, different faces

Please don't feel bad and grieve

On the day you take your leave

But celebrate and raise your glass

And say goodbye to all your class

Other subjects, a new class

Different teachers and exams to pass

For everyone in this hall

A new life awaits you all

So don't look sad and cry

You're moving on senior high

Tips: senior high高中

prom night 毕业晚会

positive 积极的；主动的

阅读以上诗歌，根据其内容回答下列各个小题。