CNN news 2011-02-23 加文本

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cut it是习语，意为“做成某事, 达到预期, 符合标准”，例如：
If I can't cut it at work, I may as well give up now.
如果我成不了事,不如现在放弃算了。

2） He couldn't reach the bottle so he ends up just take it off, and later caught in a DUI arrest. 周三凌晨1:30，这辆跑车慢慢行至一家小酒店前，司机下了车，显然是想要喝点酒润润喉。但他没买到酒，于是只好作罢；而之后就被以酒后驾车醉拘捕。

take sth. off这里表示“不再上演（戏剧等）; 收回或撤销某物”，例如：
The show had to be taken off because of poor audiences. 因观众太少而取消演出.

3） A bomb went off just yards away landing him in the hospital and cost him his sight. 一颗炸弹在距他只有几码远的地方爆炸了，致使他严重受伤，并夺去了他的视力。

go off这里表示“开火; 爆炸”，例如：
The gun went off by accident. 那枪走火了.
* The bomb went off in a crowded street. 炸弹在熙来攘往的街道上爆炸了.