【推荐1】I ______ (遗憾地通知你) that your application has not been successful. (根据汉语提示完成句子)

【推荐2】他们必须通过调查研究，来使自己了解到被遗漏的那部分情况。
They must use research to__________ themselves __________ the missing parts of the story.

【推荐3】我们的俱乐部不只是播放音乐，我们还会广播一些通知，告诉家长们有关诸如远足、校内戏剧表演之类的活动讯息。
Our club is ______   ______ just music and we also give messages to ______ the parents ______events such as outings and school plays.

【推荐1】He demands that he should be told everything.
→He demands ________ ________ ________ everything.

【推荐2】我想跟您约个时间谈谈。
I would like to ________________ you.

【推荐3】我发现在结冰的小路上很难保持平衡。
I found________my balance on the icy path.