This paper frist analyzes the causes why the game couldn' t be developed soon in China's schools.

针对我国学校足球运动开展不起来的现状，分析其原因。

youdao

A different response, of course, is why couldn't we have robots that just build more robots?

另一种不同的回应,为什么我们不能拥有制造机器人的机器人呢

耶鲁公开课 - 死亡课程节选

So we need something to direct it, but why couldn't that just be, one particular part of the body plays the part of the command module?

所以我们需要某个东西来引导,但是为什么不可能仅仅是,肉体某个特定的部分在扮演着,指挥舱的角色呢

耶鲁公开课 - 死亡课程节选

I'm sure he will stop eating too much sugar, but why couldn't you tell him this a month ago, ?" when I came all the way here?"

我肯定他不会再吃太多糖，但为什么不在一个月前告诉他，在我长途赶来的时候“

哈佛公开课 - 幸福课课程节选

With relentless pushing from the president, why couldn't it happen in American political life?

WSJ: Henninger: Obama's Thunderdome Strategy

Why couldn't the Treasury Department or the Federal Reserve simply have advanced money to the FDIC?

FORBES: Magazine Article

If he's such a champion, why couldn't he at least push up to second?

WSJ: Kentucky Derby: How to Eliminate 19 Horses