英语作文万能句子：It is urgent that

　　Obviously, if we don’t control the problem, the chances are that … will lead us in danger.

　　很明显,如果我们不能控制这一问题,很有可能我们会陷入危险.

　　No doubt, unless we take effective measures, it is very likely that …

　　毫无疑问,除非我们采取有效措施,很可能会……

　　It is urgent that immediate measures should be taken to stop the situation.

　　很紧迫的是,应立即采取措施阻止这一事态的发展.