如果我们让他们进来,将会发生什么事?【英语汉译英】

What would happen if we let them in?
如果还有问题可以找我哦~谢谢。内。。如果他们今天聚会，将有一半同学不参加。If they --- --- party today, --- --- --- --- come.If they host the party today, half the students won't come.