If something happens,it occurs as a result of a situation or course of actionWe cannot say for sure what will happen. 我们说不准将会发生些什么。The XiaoMing office plans to hire freelance reporters to cover the latest happenings. 小明办事处，准备聘用自由记者来报道最近发生的事情thxIf we had been spotted at that point,I do not know what would have happend to us. 如果那时我们被发现了，我不知道我们会有什么后果。还差了一个，忘了。。给满意回答。。。啦。。